65.Upside-down
新教材2024高考英语二轮专题复习专题一阅读理解第二部分怎样准解题第二讲推理判断题__于文有据不枉断
技法4 文章出处类——根据文章体裁和内容推出处
arguments and reasoning resulted in a global reduction in error.
Although the studies led by Navajas have limitations and many questions remain，the potential implications for group discussion and decision-
【近3年全国卷考情分析】
清迷点·扫盲点
练重点·练难点
清迷点·扫盲点
一、推理判断题解题技巧要掌握
技法1 推断隐含意义类——逻辑分析得结论 知答题方略 一“抓”一“整”找“依据”，巧做推断隐含题 1.抓住特定信息进行逆向或正向推理：要善于抓住某一段话中的关键 信息，即用某些关键词或短语去分析、推理、判断，利用逆向思维或 正面推理。 2.整合全文(段)信息进行推断：有时需要在弄懂全文(段)意思的基础上， 整合与题目相关的有用信息，综合起来去推理判断，确定最佳结论。 3.以事实为依据：推断一定要以文章所提供的事实为依据，不能凭空 想象，这样才能做出合理的推断。
group members actually did in their discussion. Did they tend to go with
those most confident about their estimates? Did they follow those least willing to change their minds? This happened somet the dominant response. Most frequently，the groups reported that they “shared arguments and reasoned together.” Somehow ， these
初一学生英语歌曲强烈推荐.
初一学生英语歌曲强烈推荐.（一）这些歌很温暖，没有金属味，适合有阳光的午后，很悠闲。
【Anaesthesia】Maximilian Hecker强烈推荐【Summer Days In Bloom】Maximilian Hecker力推！【end of May】Keren Ann【gotta have you】The Weepies调调很特别，我用它做过背景音乐。
【i remember】郭采洁我喜欢睡觉前听这首歌【Let's start from here】王若琳【Never Grow Old】The Cranberries【Tommai mai rub sak tee】Lydia（泰语）听听这个泰国女孩的声音吧。
【Disguise】Lene marlin【When You Say Nothing At All】Ronan Keating有个校内好友也推荐过呢。
【valder fields】Tamas Wells很柔。
【don't know why】Norah Joness很慵懒很舒服。
适合酒吧的浪漫气氛。
【seven years】Norah Jones觉得她的声音像阳光打在身上一样舒服。
【the story】Norah Jones有点爵士。
电影蓝莓之夜。
(二)很High的鼓点，很High的节奏，很High的声音。
（Dance. DJ .Hip-hop.金属…）【Good Foot】Justin Timberlake & Timbaland他们不是第一次合作了，绝！【always come back to your love】Samantha mumba很久前就开始听了。
【Ba Yonga Wamba】Banaroo很有特点，听几遍就可以和着一起唱了。
【Bottle Pop】The Pussycat Dolls我喜欢【Takin' All Over The World】The Pussycat Dolls【Whatcha Think About That】The Pussycat Dolls【When I Grow Up】The Pussycat Dolls【Buckle Up n Chuggeluck】Heaven在QQ音乐上听到的，推荐，一定要调大音量。
2024新教材高中英语Unit1ANewStart单元测试外研版必修第一册
Unit 1 单元测试第一部分阅读(共两节，满分50分)第一节(共15小题；每小题2.5分，满分37.5分)阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。
AWelcome to Whitney High School!Spring Kids Dance ClinicThe WHS Dance Team is hosting the annual Spring Dance Clinic for children aged 5－13. If your son or daughter is interested in attending this camp, you may download the form and return it to the WHS office or register online!QUESTIONS? CONTACT: Halley Crandell at hcrandell@WHERE: Whitney High School CafeteriaWHEN: April 22nd, 9 am－12：30 pmCOST: $25 online registration and $30 walkup registrationKaplan SAT/ACT Combo Practice TestOffered in the WHS LibrarySaturday, April 29th, 9 am－1 pmRegistration is $20Please sign up in the College and Career Center by April 21st to secure a spot.Please see Mrs Randazzo in the College and Career Center to sign up or for questions.Lions Club Student Speech ContestEnter to be one of Whitney High School students to qualify for the Rocklin Lions Club Speech Contest, which is to be held this summer. A written copy of your speech is due at the College and Career Center no later than April 30th at 3 pm.Open to grades 9－12. No less than 5 minutes and no more than 10 minutes.Can You Catch the Wildcat at the 5K RaceOn April 28th at 8：30 am, the Whitney Wildcat will leave his stadium and attempt to outrun hundreds of runners trying to catch him!This will be a fun exciting way to challenge yourself and provide needed funds for two great causes! The WHS track and field team is raising money for equipment. Secondly, we are raising money for the Heidi Greenwood Scholarship. All profits on T－shirts sales will go directly to the scholarship! Entry to the race is $15 and T－shirt sales will be on site.Go to s：//goo. Gl/QWANOg8 to register!Questions? Email Mark Snow at msnow@篇章导读：本文是一篇应用文。
(完整版)初中常见固定搭配
1. turn off / on打开turn over翻身，反复考虑，翻（书页），翻转turn out证明为，结果，制造成品turn to转向，求助turn down调低，拒绝turn against变得敌视，反对turn away打发走，驱逐，转过脸去turn back返回，转回去turn round转过身来turn up向上翻，露面，出现，音量调大turn in上缴turn upside down把倒置，弄得乱七八糟2.think of想起think of…as把…看作think out想出think up想出think about考虑think over仔细考虑3. take off脱掉，起飞take on呈现雇佣take away拿走take in吸收，领会take up从事，占用（时间空间）take down记录，取下take back收回take for误认为take along随身带take over接管take charge of负责take sth. for granted想当然take hold of抓住take pride in以… ……为自豪take the place of 代替take turns to do轮流做take office就职4. set up建立set off出发，触发，引起set out动身，着手(to do) set about开始着手(doing) 5. put up搭起，张贴，举起，安装，投宿，安排住下put up with忍受put out伸出，扑灭put off推迟put into放进put down记下，平息put on穿戴，上映，增加(put on weight/speed)put forward 提出，提前6.pass away去世pass by经过pass down(on)…to传给pass through经历7.make up编造，配制，打扮，组成make up for弥补make into / of / from 制成make out弄懂，发现，看出,填写，开列（清单）make for走向，驶往，促使8. look up查找，向上看look through翻阅，浏览look on…as看作look after/ at / for 照顾/看/寻找look out(for)当心look about / around/round四下查看look down upon瞧不起9. keep up (courage, English, spirits)保持，keep up with跟上keep off (grass)不接近，离开keep away from避开，不接近，离…远远的keep out ofkeep to (rules, promise)坚持，遵守keep on继续，坚持下来keep back阻止，留下，隐瞒，扣下keep from克制，阻止10.get down下来，记下，使沮丧get on进展，进步，穿上，上车get off脱下,下车get over忘记，越过，克服，从疾病中恢复get along with进展，相处get up起床get through打通电话，完成，通过get round消息传开get close to sth. 接近，几乎get into (trouble)11.die of (disease/hunger/grief/old age)死于（疾病，饥饿，寒冷，情感原因）die from死于（意外事故、情形）die out绝种die down(炉火)渐熄e about发生，出现come in进来come on来临/ 快点come out出版，结果是come over走过来come across偶然碰到come back回想起come from来自，源自13.break down出毛病，身体(精神)衰弱，分解，拆开break off暂停，中断break in强行进入，插话break into闯入break out爆发break up捣碎，驱散，瓦解，学期结束，拆散break through突破。
california proposition 65 list标准原文
帐篷说明书
1. All poles and stakes must be placed in the storage bag to prevent damage to the fabric items placed in the carry case. 2. Make sure tent is clean and dry before placing in carry case. 3. Remove rainfly, spread out on floor of tent, then unzip door & vents before taking tent down for storage. 4. Neatly fold tent to width of pole storage bag, place on tent, roll tightly, and place in carry case. 5. Store in a clean, dry area.
Things You Should Know:
t Under certain conditions (cold weather, high humidity, etc.) condensation will form on the inside of your tent. Condensation is caused by water vapor from your breath, perspiration, or any wet clothing inside the tent. It is NOT LEAKAGE through the tent fabric. It can be minimized by removing wet clothing from your tent and by providing good ventilation through the tent.
英语新题库词汇
aa ab abaft abandon abandonment abbreviation abdinspect abdomen abeam aberration ability able abnormal aboard aboardsmall abort about above abovecurrent abovemention abrade abrasion abreast abruptly absence absolute absolutely absorb absorption abstract abundant abuse abyssal accelerate acceleration accept acceptable acceptance access accessibility accessibleaccident accidental accidentally accidently accommodation accompany accomplish accord accordance accordingly account acct accumulate accumulation accumulator accuracy accurate accurately acetate acetic acetone acetylene achieve acid acknowledge acknowledgement acquaint acquire acquired acquisition acronym across acrylate acrylic act action actionable activate activation active activity actual actually actuat actuate actuatorad adapt adaptation add addendum addition additional additive address adequate adequately adhesive adjacent adjoin adjust adjustment admeasur admeasure admeasurement administer administration administrative administrator admiralty admit adopt adrift adult advance advanced advantage advection advective adventure adverse adversely advice advisable advise advisory ae aero affect affection affirmative affixaffreightment afloat africa aft after afterbody aftermost afterpeak afterward again against age agency agent aggravate agitate agitation agiton ago agonic agree agreement aground agulha ahead aheador ahp ai aid aide ailment aim air airborne aircraft airplane airport airtight airway akin alarm alaska albany albright alcohol alertalidade alien align alignment alkaly all allegation allege alleviate alley allision allotment allow allowable allowance alloy allyl almanac almost aloahoa aloft alone along alongside alphabet already also altair alter alteration alternat alternate alternately alternative alternatively although altitude altocumulu altostratu aluminum always am amb ambient ambiguous amendamerica american amide amidship ammonia ammunition among amount amp amperage ample amplifier amplify amplitude amv amylene an analogy analyse analysi analyze anch anchor anchorage and anderson andromeda anemomet aneroid angele angle angular animal ankle anneal annex anniversary annotate announce announcement annual annually annular annulu another anshaantare antenna anticipate anticipatory anticlockwise anticyclone antille antiseptic anvil anxiety any anybody anyone anything anytime anywhere apart aperture apex aphelion apogean apogee apparati apparatus apparatusshall apparent apparently appear appearance appendice appendiciti appendix appetite appliance applicable application applicator apply appoint appointment appreciably appreciat appreciation apprehend approach appropriateappropriately appropriateness approvable approval approve approx approximate approximately approximatelyto approximation apray april apron aquila arab arbitration arbitrator arc arch architect are area argon argue arise arm army aromatic around arpa arrange arrangement arrest arrestor arrival arrive arrow artery article articulate artificial ary as asa asbatime asbesto ascendascent ascertain ash ashore aside ask aspect asphalt asphyxiation aspiration aspirin assault assemble assembly assess assessable assessment asset assign assignment assist assistance associate association assume assumption assure astern astm astronomical asymmetrical at athwartship atlantic atlas atmosphere atmospheric atoll atop attach attack attain attainable attempt attend attentionattitude attorney attract attraction atwartship atwhich aubrey audible aug augmentation august auriga aurora australia authoris authorise authority authorization authorize auto autoalarm autoignition automatic automatically automobile autumnal auxiliary avail availabe availability available avast average avert aviation avoid avoidance await awake award aware awash away aweigh awkward awlax axe axis aye azimuth azimuthal babbitt back backbone backfire backflow background backlash backload backstay backstop backup backward backwat bacon bacteria bad badly bag baggage bail bailer bake balance baldt bale ball ballast ballistic ballot baltime baltimore ban band bandag bandage bangkok bank bar barb barebarely barge barograph barometer barometric barratrou barratry barrel barren barrier base baseball baseline bashi basi basic basically basin basket batch bath bathe bathroom baton batten battern battery bay bayou bc be beach beacon bead beam bear bearing beast beat beaufort beautiful bec became because becauseit becketbecontinu bed beer before beforehand begin beginning behaf behalf behave behind beijing being belay believe bell belong below belt bench bend beneath benefit benguela benzene ber berg bergy bermuda berth beset beside between bevel beyond bhp bi bicarbonate bid biennial bifurcation big bigger bight bilge billbilly bin bind binnacle biodegradation birthplace biscay bisulfate bisulfide bite bitt bitter bl black blacksmith blackwall blad blade blame blank blanket blast bleed blind blink blip blist blister blizzard block blockade blockage blood blot blow blower blowout blue bluff bluish bm bo board boat boater boathookbodily body boil boiler boisterou bold boldface bollard bolt bolted bona bond bone bonneville book booklet boom booster boot bora border borderland boreali boric boring borrow boss boston bosun both bottle bottom bottomry bounce bound boundary bouy bow bowel bower bowl bowline box brace brachial bracingbrackish braid brain brake branch brand brandy branford brass brazil breach breadth break breakaway breakdown breaker breakout breakwat breast breasthook breath breathe breech breed breeze brewer brick brickwork bridge bridle brief briefly bright brighten brightness brilliance brilliant bring brisbane brisk briskly brittle broach broad broadcast broadsidebrokerage bronze bross brother brouhgt brown bruce bruckn brush brussel bs bubble bucket buckle build builder building buildup bulb bulge bulk bulkhead bulkwark bulky bull bulletin bulwalk bulwark bump bumper bumpkin bundle bunk buoy buoyage buoyancy buoyant burden bureau burial burn burnout burst burthen burton burybushing business but butadiene butane butt butterfly button buttress butylamine buy buyer by bypass cabin cabinet cable cadet cage cah cairo caisson calcium calculate calculating calculation calculator calendar calibrate calibration california call calm camb camber camel camera camphor can canada canadian canal canary cancel cancellation cancercanist canopu canopy canvas cap capability capable capacity cape capella capetown capital capricorn capsiz capsize capstan capsule captain caption car carbide carbinol carbolic carbon carboy carburetor card cardboard cardinal care careful carefully careless carelessness cargo cargoown caribbean carl carotid carpenter carriage carrick carrier carry carton cartridgecase cash casii cask cast caste casting casualty cat catalog catalogue catch category catenary cathead catherine cathet caulk cause caustic caustically caution cautious cavitation cb cbt cc ccic cciq ce cease ceiling celebration celestial cell cellular celluloid cellulose cement cen cent centauru center centerboard centerline centermostcentral centrally centrifugal centroid cereal ceritficate certain certainly certificate certification certify cesium cessation cfm cg ch chafe chain chainplate chair chamber chance chandl chandler chandlery change changeov channel chapter char character characteristic characteriz charge chargeable charger charle charlie chart charter charterparty chartroom chase chassi chaterer cheapcheck checklist cheek chemical chemist chesapeake chest chief child chill chin china chinaware chinese chinook chip chloride chlorine chloroform chlorohydrin chock chockablock choice choke cholera choose chop choppy christma chronic chronometer chtr chute cigarette circle circuit circular circulate circulation circumference circumpolar circumstance circumvent cirrocumulu cirrostratu cirrucitizenship city civil civilian cl claim claimable claimant clam clammy clamp clarification clasp class classification classify clause claw clay clean cleanliness cleanly clear clearance clearing clearly cleat cleave clerk clevi cliff climate climatological climatology climb cling clip clock clockwise close closely closet cloth clothes clothing cloudcloudy club cluster clut clutch cm coach coal coaltitude coaming coast coastal coaster coastline coastwise coat cock code coefficient coferdam cofferdam cohesion coil coincide colatitude cold collapse collar collect collecting collection collector collide collision colloid color colorless colreg columbia column coma combat combination combine combustible combustioncomfortable comfortably comma command commandant commande commander commenc commence commencement commensurate comment commerce commercial commission commissioner commit commodity common commonly communicate communication compactly companion company compare comparison compartment compartmentalization compartmentation compass compatibility compatible compensat compensate compensation competency competent compile complain complaint complement complementary complete completely completioncomply component compose composite composition compound comprehend compress compressed compressibility compression compressor comprise compromise compulsory compute computeriz con concave conceal conceive concentrated concentration concentric concept concern concerning conclude conclusion conclusive concussion condens condensation condition conditional conduct conduction conductive conductor conduit cone confer conference confess confide configurationconfirm confirmation conflict conform conformal conformity confuse congest congestion conic conical conjunction conn connect connected connection consciou consciousness conseal consecutive consecutively consent consequence consider considerable considerably consideration consign consignee consignor consist consistent consol console consolidate conspicuou conspicuously constant constantly constellation constitute constrain constraint constrict constriction constructconstructive construe consul consult consumable consume consumer consumption contact contain container containeriz containership containment contaminant contaminate contamination contemplation contend content continent continental continual continually continue continuous continuously contour contra contract contraction contractor contractual contraguide contrary contrast contribute contribution control controllable convection convective convenience convenient convention conventionalconvergence convert convey conveyor convincing convoy convulsion cool coolant coordinate coordinated coordination coordinator cope copper copy coral cord core corner corona corporate corps correct correction corrective correctly correctness corrector correspond correspondence corresponding corridor corrod corrosion corrosive corrosively corvu cosco coscovoy cosine cospa cost costly cot cotpcottonse cottonwood cough could council count counter counteract counteractive counterclockwise countercurrent counterflood countermand countermeasure countersign counterweight countless country couple course court cover coverage covering cow coxswain cp cpa cpk cpr cr crab crack cracker cradle craft cramp crane crank crankshaft crash crate craving create credential creditcrescent cresol crest crew crewman crewmemb crewmen crib critical crockery crook cross crossbone crossing crossov crosswind crotonaldehyde crouch crow crowfoot crown crucial crude cruise crush crushability crust cry cryogenic crystal crystalline csc css ctk ctw cu cube cubic cumulonimbu cumulu cup cure curio curit currency currentcursor curvature curve cushion custody custom customary cut cutoff cycle cyclical cyclohexane cyclone cyclonic cyclop cygnu cylinder cylindrical dacron dag daggerboard daily dakar dalian dam damage damen damp dampen damper dampness danforth danger dangerous dangerously dao dark darken darkness dash data date datum davit dawn daydaymark dayshape daytime dd de dead deadfreight deadhead deadrise deadweight deadwood deal death deballast debate debris dec decay decease decelerat december decide decision decisive deck deckbeam deckhand deckhead deckhouse declaration declare declination decompose decrease dedicate deduct deductible deduction deem deep deepen deeply deepwat deepwell default defedefect defection defective defence defendant defense deficiency deficient define definite definitely definition deflect deflection deflector deform defuse deg degaus degreas degree dehumidify dehydrate dehydration deject delay delegate delete deli deliberate delicate delimit delirious deliriousness deliver delivery delta demagnetiz demagnetize demand demarcation demise demist demonstrate demonstration demurragedenebola denni denote dense density dent dental deny depart department departure depend dependent depict deploy deployment deposit depression deprive depth depute derat deratisation deratization derelict derive dermal derrick derrickman derust desalt desand descend descent describe description desert design designat designate designation desilt desirable desire despach despatchdestination destroy destroyer destruction detach detachable detail detain detect detection detective detector detention detergent deteriorat deteriorate deterioration determinable determination determine determined detonation detrimental develop development deviate deviation device devil dew dewat df diabetes diabetic diagnose diagonal diagonally diagram dial diameter diamond diaphone diarrhea die diesel diethanolaminediethylamine diethylenetriamine differ difference different differentiator difficult difficulty diffuse dig digestive digital diisobutyl dike dilate diligence dilute dilution dim dimension diminish dine dioxide dip diplomatic direct direction directional directive directly director dirty disable disadvantage disallowance disappear disaster disbursement disc discard discharge discolor discoloration disconnect discount discover discretiondiscuss discussion disease disembark disengag disengage disengaged disflammable dishon disinfectant disinfection disk dislike dislodge dismiss dismissal disorder dispatch dispersant disperse dispersion displace displacement display disposable disposal dispose disposed disproportionate disprove dispute disregard dissatisfy disseminat dissimilar dissipate dissolution distance distant distil distinct distinction distinctive distinguish distort distortiondistribute distribution distributor district disturbance disulfide ditch diurnal dive diversion divert divide division divisional dizziness dlo do doc dock docker dockmast dockside doctor doctrine document documentation does dog dogger doldrum doldrums dolphin dome domestic don dongbei door doppl dosage dose dot double doubt doubtful doughnut dousedownbound downcurrent downdraft downflood downhaul download downstream downward downwind draft drag drain drainage drape draught draw drawbridge drawing drawwork dredg dredge dress drift drill drink drinkable drip drive driver drogue drop droplet drown drug drum dry drydock dryer ds dsc dual duct due duly dump dunedunnage duodeniti duplicate duplication durability durable duration durban during dusk dust dusty dutiable duty dw dwc dwt dwtc dx dy dye dynamic each ear earliy early earn earth earthquake ease easily easiy east easterly eastern eastward easy eat ebb eccentric ecdi echo eclipse ecliptic economical economyedg edge edible edition eductor effect effective effectively effectiveness effecton efficiency efficient effort egc egg eggoid eight eighteen either elaps elasticity elbe elbow electric electrical electrically electrician electricity electro electrolyte electrolytic electromagnetic electronic electrostatic element elemental elevat elevate elevation elevator eleventh eligible eliminat eliminate elongat elongationely em embargo embark embarkation embed embody embrace emergency emergent emission emit emmission emphasize employ employer employment empty emulsification emulsion enable enagag enclose enclosure encounter encourage end endanger endeavor ending endors endorse endorsement ene enema enemy energiz energize energy enforce enforcement engage engagement engine engineer engineeringengland english enhance enlarge enormous enough enquiry enroute ensur ensure entail enter entire entirely entitle entrance entry enumerat envelop environment environmental environmentally epichlorohydrin epilepsy epileptic epirb equal equaliz equalize equally equation equator equatorial equilibrium equinox equip equipment equitable equivalent eras erase erasure erect erosion erroneou erroneouslyeruption eruptive escape escort ese esly especially essence essential establish established establishment esterlene estimate estimation estuary eta etc etch etd eth ethane ethanolamine ethyl ethylenediamine etiquette europe european evacuat evacuate evacuation evaluate evaluation evaporate evaporation evaporator even evening evenly event eventually ever every everyone everything evidenceexact exactly examination examine example exceed excellent except exception exceptional exceptionally excess excessive excessively exchange excitement exclud exclude exclusion exclusive exclusively excursion excuse execute exempt exemption exercise exert exertion exhale exhaust exhaustion exhibit exist existence exit exonerate expand expansion expect expectation expectively expedite expel expend expenditureexpensive experience experienced experiment experimental expert expiration expire expiry explain explanation explode explosife explosion explosive export expose exposed exposure express expression expressly extend extension extensive extensively extent exterior external extinguish extinguisher extinguishment extra extract extraneous extraordinary extreme extremely extremi extremity eye eyelid eyesplice faa fabric fabricatefacepiece facial facie facilitate facility fact factor factory fade faf fahrenheit fail failure faint fair fairlead fairly fairway faith fake fall false familiar family fan fantail far farewell farth farther fashion fast fasten fastness fatal fathom fathomet fathometer fatigue fault faulty favorable fax fay fcc fdicfeat feathery feature federal federally fee feeble feed feel feeling feenee female femoral fend fender ferry ferryboat festoon fetch fever few fff fiber fiberglass fictitious fictive fid fide fidley field fifteen fight fighter figure filament file fill fillet film filter final finally financial find finder findingfinely fineness finger finish fire firebox firefight firefighter firehose fireman fireproof firm firmly first fish fisherman fishery fishhaven fishhook fishplate fissile fist fit fitness five fix fixture fl flag flagpole flake flame flameproof flammability flammable flange flank flap flare flash flashlight flashpoint flat flatten flaw fleet。
Unit 13 We are trying to save the earth!教案
Unit 13 We’re trying to save the earth!教学目标：话题Topic：环境保护(Protecting the environment)功能Functions：能谈论环境污染和环境保护问题(Talk about pollution and environmental protection)We’re trying to save the earth.The river used to be so clean.The air is badly polluted.To cut down air pollution, we should take the bus or subway instead of driving.语法复习：Review of key structures能正确区分和使用以下语法结构：现在进行时、used to、被动语态、现在完成时、情态动词等We are trying to save the earth.The river used to be so clean.It was considered the nicest river in town.We should help save the sharks.词汇和常用表达Words & expressions1.能正确使用下列词汇(Curriculum words)bottom, fisherman, coal, advantage, industry, law, gate, bottle, president, work, metal, ugly, wooden, plastic, cruel, harmful, scientific, litter, cost, afford, recycle 2.能正确使用下列常用表达(Useful expressions)be harmful to, at the top of, the food, chain, take part in, turn off, pay for, take action, throw away, put sth. to good use, pull…down, upside down, bring back3.能认读下列词汇(Non-curriculum words)takeaway, bin, shark, fin, chain, ecosystem, reusable, transportation, napkin, inspiration, iron, creativity学习策略Strategies1.借助文章标题和插图对阅读篇章内容进行合理的预测2.能在阅读中借助上下文语境和构词特征猜测部分词汇的含义文化知识Culture了解环境污染情况问题和如何保护环境Section A 1 (1a-2d)Learning objectives:1. To learn and talk about air pollution, waste pollution and ways to solve the problems.2. To learn to use the sentence patterns.used to...but now…should do sth.3. To master key words and phrases:litter, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, make a difference, lead to, instead ofI. Warming upShow the pictures to make some comparison and tell students the earth is polluted now.For example: (1) The factories that burn coal pollute the air with a lot of black smoke.(2) Factories put waste into the river.(3) People should throw away litter in the bin.(4)There are more cars on the road.Learn some new words.II. Work on 1aHere are some words related to different kinds of pollution. Write them in the box below. Then add more words.noise pollution air pollution water pollution____________ ___________ _________________________ ___________ _________________________ ___________ _________________________ ___________ _____________III. Listening1. Work on1b. Listen and complete the sentences.2. Listen again and answer the following questions.1)What does Tony want to do later this afternoon?He wants to go swimming with Mark in the river later this afternoon.2) How was the river in the past?It used to be so clean. It has been the nicest river in this town.3. 原文展示used to do sth. “过去常常……” 表示过去习惯性的动作但如今已不存在。
人教版(2024)七年级英语上册期中综合复习专题02 重点语法,书面表达归纳(记忆版)
专题02 重点语法，书面表达归纳Unit1You and Me一．含系动词be的一般现在时1.be动词的一般现在时的形式be动词的一般现在时有三种形式:am、is和are。
它们分别和不同的主语搭配使用,我们可以通过下面的口诀进行记忆:我(I)用am,你(you)用are,is连着他(he)她(she)它(it),主语单数找is,主语复数选择are。
I'm Kate.我是凯特。
You are Kate.你是凯特。
She is Kate.她是凯特。
2.含有be动词的一般现在时的句式结构The ruler is green. 这把尺子是绿色的。
The ruler isn't green. 这把尺子不是绿色的。
—Is the ruler green? 这把尺子是绿色的吗?—Yes, it is./No, it isn't. 是的,它是。
/不,它不是。
一.用am、is、are填空1.Ann in Class Three. She good at English.2.—you Tom?—No, I Tim.4.Where Tony from?He from the US.4.My pet cat very cute.We like it very much.5.Jack and I both in Class 5,Grade 7.1.is，is2.Are，am3.is，is4. is5.are二．人称代词主格1.人称代词主格第一人称第二人称第三人称单数复数单数复数单数复数I 我we我们you你you你们he他she她it它they他/她/它们2.人称代词主格的用法后的谓语动词用单数形式;we/you/they后的谓语动词用复数形式;I 后接be动词时用am,接实义动词时用原形。
She is my sister and I am her brother. 她是我的姐姐,我是她的弟弟。
It is a bird.它是一只鸟。
CET4思马得记忆法(65-128)
相关单词
suspect vt.怀疑；推测
vi.疑心
n.嫌疑犯，可疑分子
spec, spect, spi=to see, to look(看见)
suspicion n.怀疑，猜疑
spy n.间谍
vi.暗中监视（或侦察）
vt.发现，侦察
special a.特殊的，特别的；专门的，特设
vary vt.改变，使多样化
vi.变化，呈差异
相关单词
alter vt.改变，变更
alternative a.两者择一的，供选择的
n.替换物；取舍，抉择
change vt.改变，换；交换，兑换
vi.改变，变更；换车，换衣
n.改变，变化；更换；零钱，找头
形近单词
exchange v.交换，互换；交流
destroy vt.破坏，毁灭；消灭，杀死
destruction n.破坏，毁灭
instruct vt.教育，指导；指示，命令
instruction n.(pl.)命令，指示；教学
structure n.结构，构造；建筑物
vt.建造，构造
structural a.结构的，构造的
construct vt.建造，建设；对……进行构思，造（句）
instinct n.本能，直觉；生性
stimulate vt.刺激，激发
distinguish vt.区别，辨别；（瓶感觉器官）辨认出；使杰出，使扬名
distinction n.差别，不同；区分，辨别；优秀，杰出
distinct a.(from)有区别的，不同的；清楚的，显著的
看听学3L第65课
《3L》班级管理守则
• • • • • • • • • • 班级口号：Be the best！ 班风：团结进取，勇争第一！ 八不准：①不准在教室墙壁桌椅上乱涂乱画 ②不准在教室吃东西乱丢垃圾 ③不准迟到，提前10分钟到校 ④不准无故旷课，否则不予补课 ⑤课间不准摸动教师的电脑及相关设备 ⑥课间不准相互追赶，不准下楼 ⑦不准在教室内说脏话，吵闹和打架 ⑧不准将刀具，火机等危险易燃物品带进学校
• 句子 • 1. Can you stand on your head ?你会头着 地倒立吗 ？ • 3. Billy’s pockets are full of sweets ! 比利 的口袋里装满了糖果
homework
• 单词一英一汉，背会。 • 课文抄写一遍，背会。 • 家长签字。
本课小结
• • • • • •源自词汇1. upside “上边，上面 ” 反义词：downside upside-down 颠倒的 （合成词） 2.easy 容易的 反义词：hard 3. of course 当然 同义词：certainly 4.watch 观察, 经常用于对运动着的东西的观看， 或是仔细的观察 • 如：watch TV 观察 watch a football match 看足 球赛 • 同义词： see look
New words
• upside [‘ʌp’saɪd]上部;上面;上方
• upside-down [‘ʌp,saɪd’daun] 颠倒的 • easy [‘i:zɪ] .容易的
• watch 观察 • of course [əf 'kɔ:s] 当然
[‘ʌp’saɪd]
upside
[‘ʌp,saɪd’daun]
翻译---中青版典范英语第8级第4册《泰坦尼克号的幸存者哈罗德布莱德的故事》
It would be here in four hours, but the Titanic would sink in less than two. No one could rescue us in time. Phillips searched for closer ships and I ran to and from the bridge with news. The decks were steeper now as the front of the ship sank. Some passengers prepared themselves for the end. A radio message from the Titanic Other passengers tried to fight their way onto the remaining lifeboats. How many of them knew the terrible truth? There had been more than 2,200 passengers and crew on the ship, but there were only enough lifeboats for 1,178!
005 Chapter 1 "Queen of the Seas" People have called me a hero. I don't know about that, because there were many heroes in the early hours of 15th April 1912. I was only 21 that year. I had worked for nearly a year as a ship's radio operator.
大学体验英语综合教程2_课后答案(完整版)
大学体验英语综合教程2 课后答案Unit 1P143. 1.B, 2.D, 3.B,4.A,5.A4. 1.elected, 2.minimum, 3.distinct, 4.responsibility,5.pursue,6.exploit,7.restrict,8.equip,9.granted, 10.awarded5. 1.at large, 2.on the basis of, 3.in support of, 4.apply for, 5.is aiming at7. 1.Anyone over the age of 18 is eligible to vote.2.A form to apply for these scholarships is sent by the university to each student before the start of each semester.3.On the advice of my doctor, I decided to give up smoking.4.The park is located right in the center of town.5.The university provides all the materials and facilities we desire.P2112. 1.B, 2.D, 3.A, 4.A, 5.B13. 1.challenge, 2.had transformed, 3.engage, 4.occurred, 5.urged,6.cancel7.prejudice,8.foundation,9.beliefs, 10.constructive14. 1.rests with, 2.in recognition of, 3.in fact, 4.provides for, 5.keep...up15. 1.He knew in his heart that they would never meet again.2.He finally felt that he was on the road to success after they agreed to publish his first book.3.He stopped to take a sip of water and then resumed speaking.4.The big project engages us so muc h that we can’t manage to take a holiday this year.5.Just as water is the most important of liquids, oxygen is the most important of gases.Unit2P363. 1.C, 2.A, 3.A,4.A,5.C4. 1.version, 2.publications, 3.click, 4.spotted,5.refugees,6.entries,7.financial,8.full-time,9.detailed, 10.annual5. 1.set up, 2.came across, 3.referred...to , 4.check out, 5.learnt of / learned of7. 1.The policemen are busy filling out forms about the accident.2.I want to fill up the fuel tank before returning the car.3.If you want to make a complaint, you’d better follow the correct procedure.4.We couldn’t have finished the experiment so soon without John’s help.5.After the storm, the people on the shore anxiously scanned the lake for any sign of the boat.P4212. 1.B, 2.D, 3.D, 4.C, 5.A13. 1.stressed, 2.distinguished, 3.invest, 4.matured, 5.covered,6.soured,7.concept,8.balance,9.discount, 10.discipline14. 1.paid off, 2.make ends meet, 3.To this day, 4.picked up, 5.thanks to15.1.I’m not supposed to let anyone in without an ID card, but I’ll make an exception in your case.2.He has learned his lesson from the failure and won’t repeat the mistake.3.I have great faith in your ability ---- I’m sure you’ll succeed.4.Even though it was raining, we still went on with our match.5.I woke up to find myself lying on a hospital bed.Unit3P583. 1. A; 2. B; 3. B;4. C;5. D4. 1. attractive 2. fascination 3. statement 4. despite5. items6. define7. image8. concerned9. Belongings 10. necessities5. 1. step back 2. identify with 3. dressing up 4. turned to/looked to 5. feed off7. 1.We need to cut down on our fuel consumption by having fewer cars on the road.2.The rise in power costs has added to our burden.3.You should judge by yourself, and not always follow your b rother’s lead.4.That hairstyle is in fashion this year, but I am afraid it will be out of fashion next year.5.We are fated to suffer from many failures in our quest for truth.P6412. 1.D, 2.B, 3.D, 4.D, 5.B13. 1. economic 2. estimated 3. measurable 4. inspired 5. maximize6. motivate7. created8. distribute9. concerning 10. abuse14. 1. by name 2. identify (her) with 3. participate in 4. speak for 5.take (firm) action15. 1.I find it increasingly difficult to live within my income.2.Modern politicians try to reach out to ordinary people in their TV speeches.3.Pupils should be helped to adopt a positive attitude to life.4.Everyone in the class is expected to participate in these discussions.5.If you commit a crime you must expect to be punished.Unit4P783. 1. D; 2. C; 3. B;4. B;5. A4. 1. signal 2. Crash 3. distress 4. grace5. exploded6. collision7. lowered8. beamed9. scatter 10. destruction5. 1. combed through 2. in any case 3. ended in 4. bound for 5. on board7.1.She waited at the bus stop until the last bus came in.2.If there is any way we can be of assistance, please do not hesitate to contact us.3.How many crew does he need to sail his yacht?4.I enjoyed her new book though it’s not quite as good as her last one.5.Never before have I met such a kind person.P8412. 1.T, 2.F, 3.F, 4.T, 5.F13. 1. wandering 2. unloading 3. crushed 4. slightest 5. appreciation6. giant7. steer8. knelt9. Leaped 10. slammed 14. 1. as good as new 2. in the nick of time/in time 3. at play 4. head for/make for 5. put away15. 1.The bus slowed down and stopped to allow the passenger to get on board.2.Many vehicles rolled by, but no one offered us a ride.3.Please get off the grass.4.He made his way to the marketplace right after work, as his wife had asked him to do.5.Luckily, Steve didn’t break any bones when he fell off his bike.Unit5P983. 1. B; 2. A; 3. D;4. C;5. A4. 1. was sinking 2. specialty 3. purely 4. discourage5. unlikely6. dynamics7. actually8. Reasonably9. have perceived 10. extended5. 1. took a deep interest in; 2. fell into; 3. sign up; 4. try (it) out; 5. dropped out of 7.1.We have to put aside our emotions and take it from a professional standpoint.2.The play was so wonderful that I soon lost myself in the excitement of it.3.She hasn’t got any hobbies ------ unless you call watching TV a hobby.4.He said that he had got the information first-hand from the Mayor himself.5.Since you can’t answer the question, perhaps we’d better ask someone else.P10412. 1.B, 2.D, 3.B, 4.D, 5.A13. 1. bound 2. sustain 3. obstacle 4. restored 5. approval6. shift7. emphasize8. undergo9. invincible 10. appearance14. 1. set out 2. at a time 3. in ... shape 4. stopped short 5. turned to15. 1.All the passengers pitched forward because the bus driver braked sharply.2.This agreement will break through the obstacles to free trade.3.The taxi arrived soon after I rang for it.4.My parents always waited up for me no matter what time I got home.5.Talks between the two countries completely broke down, because neither of them wanted to give in.Unit6p1183. 1.D, 2.A, 3.D,4.C,5.B4. 1. Clapped 2. defend 3. quit 4. perfection5. interview6. survey7. exclusive8. storage9. observed 10. cover5. 1. count ... out 2. be unaware of 3. stopped in his tracks 4. At times 5. turn ... around7. 1.It’s a difficult job, but I’d like to have a shot.2.This is a book about business practice as opposed to theory.3.Social activities never get in the way of her studies.4.It was not until 1911 that the first of the vitamins was identified.5.Natural disasters have obviously contributed to the country’s economic crisis.P12412. 1.B, 2.C, 3.B, 4.D, 5.C13. 1. deprived 2. healthful 3. combine 4. determined 5. lifestyle6. balance7. approach8. solutions9. miserable 10. deserves14.1. out of reach 2. in tune with 3. set your mind to 4. come off 5. trail and error15. 1.Our marriage is happy but we’ve had many ups and downs.2.Many teachers of foreign languages are inclined to talk too much themselves in class.3.The famous actor keeps fit by working out for an hour every morning.4.After a long heart-to-heart talk with him, he r suspicion melted away.5.We have no vacancies now, but w e’ll certainly keep your application in mind.Unit7P1383. 1.A, 2.A, 3.C,4.D,5.B4.1. optimist 2. reconstruction 3. sway 4. principles5. gross5. 1. brought out her best 2. turn out 3.works out 4. Hang in there 5. by nature7. 1.He did not regret what he had said but felt that he could have expressed it differently.2.We’d better wait till 14 December. David will have had his exam by then, so he’ll be able to go on holiday with us.3.He’s w orking on a new project which has to be finished by the end of the year.4.They are letting us use their lab, and in return, we are sharing with them the results of our research.5.The typing of the term paper took up the whole day.P14412. 1.F, 2.T, 3.T, 4.T, 5.T13.1. anyway 2. spat 3. Adjusting 4. frequently 5. chilly6. regularly7. grip8. pinching9. scraped 10. crawl14. 1. on the phone 2. as a result of 3. back and forth 4. around the corner 5. hold onto15.1. They sold their house and went off to live in Canada with their daughter.2.--- What will you be doing this time next week?--- I’ll be working as usual.3.He was intelligent and hard-working and before long he took over the editing of the magazine.4.Don’t you hate it when someone hangs up on you before you finish speaking?5.To their horror, the roof of their house caught fire.Unit8P1583.1.B, 2.A, 3.D,4.A,5.C4. 1. adequate 2. vitally 3. document 4. distribution5. urban6. potential7. continual8. infecting9. threat 10. updated 5.1. let down 2. came across as 3. In the back of (his) mind 4. as a matter of course 5.cleaning up P16512. 1.F, 2.F, 3.F, 4.T, 5.F13. 1. colonies 2. technologically 3. cursed 4. corresponding 5. delete6. dread7. swear8. were spared9. protection 10. dumb14. 1. was cordoned off 2. fired up 3. queued up 4. get rid of 5. poured into。
英语作文《母亲的爱》
As the sun dipped below the horizon, casting a warm glow over the small town, I found myself sitting on the porch steps, reminiscing aboutthe love that has been the cornerstone of my life. Its a love that is as boundless as the ocean and as enduring as the stars in the sky the love of a mother.Growing up, my mother was not just a figure of authority and care she was my confidante, my mentor, and my best friend. Her love was evident in the smallest of gestures and the most significant of life events. It was the first smile she greeted me with in the morning, the warm embrace she offered when I came home after a long day, and the quiet strength she displayed when life threw challenges our way.One of the most vivid memories I have is from my childhood when I fell ill with a high fever. The world around me was spinning, and all I could feel was the unbearable heat radiating from my body. It was late at night, and the house was shrouded in darkness, save for the dim light from the hallway. My mother, sensing my discomfort, rushed to my side. Her face, etched with worry, was a beacon of hope in the darkness. She held a cold compress to my forehead, her gentle touch a soothing balm to my aching body.As the hours ticked by, she stayed by my side, her vigil unbroken. She would change the compress, adjust my blankets, and offer me sips of water, all the while murmuring words of comfort and reassurance. The love she had for me was palpable in the air, a tangible force that enveloped me in its warmth. It was a love that transcended words, a love that spokevolumes through her actions.My mothers love was also the driving force behind my education. She believed in the power of knowledge and the importance of hard work. She would spend hours helping me with my homework, patiently explaining concepts that I found challenging. Her encouragement and support were the fuel that propelled me to strive for excellence, to reach for the stars, and to never settle for mediocrity.But it wasnt just about academic success. My mother instilled in me the values of kindness, empathy, and resilience. She taught me to stand up for what is right, to be compassionate towards others, and to face adversity with courage and determination. Her love was the foundation upon which I built my character, the guiding light that illuminated my path through life.As I grew older, the nature of our relationship evolved. We became friends, sharing secrets, dreams, and fears. We would spend hours talking about everything under the sun, from the trivial to the profound. Her love continued to be a constant presence, a comforting presence that reassured me that no matter what life threw at me, I would never be alone.Now, as I sit here reflecting on the past, I am filled with a deep sense of gratitude for the love that my mother has given me. It is a love that has shaped me, guided me, and supported me through the highs and lows of life. It is a love that has taught me the true meaning of selflessness, sacrifice, and unconditional devotion.In the end, the love of a mother is a gift that cannot be measured or quantified. It is a love that is as unique as the individual who bestows it, as powerful as the emotions it evokes, and as enduring as the memories it creates. It is a love that will continue to inspire, to nurture, and to heal, long after the sun has set and the stars have faded from the sky.。
不是一类词upsitdown
不是一类词upsitdown
这篇文章将探讨英语中的“不是一类词（upside-down）”的用法。
不是一类词指的是在形容词和副词中有不同的形式。
例如，形容词“happy”和副词“happily”是一类词，因为它们的形式相同。
然而，形容词“upside-down”和副词“upside-down”不是一类词，因为它们的形式不同。
“Upside-down”是一个形容词，表示事物倒置或颠倒。
例如，“这个杯子倒置了，变成了upside-down状态。
”然而，在某些情况下，我们需要使用它作为副词，表示向上或向下翻转的方向。
例如，“他把自行车向上翻转，检查车轮。
”
需要注意的是，在使用“upside-down”作为副词时，它通常需要放在动词之后，而不是像形容词那样放在名词之前。
例如，“她把房间里的桌子向下翻转了”，而不是“upside-down桌子”。
另一个需要注意的点是，当“upside-down”作为副词时，它通常不能和“right-side up”或“wrong-side up”一起使用，因为它们的意思相反。
如果您想表达“正确的方向”，可以使用“正面朝上(right-side up)”，相反，“错误的方向(wrong-side up)”。
- 1 -。
难忘的校园经历英语作文大学题材
难忘的校园经历英语作文大学题材My Most Memorable Adventure at UniversityHi there! My name is Jamie and I'm 8 years old. I was asked to write about my most unforgettable experience at university. That might sound a bit silly since I'm just a kid and haven't even started elementary school yet. But you see, a few months ago, I got to visit my older sister Sara at her university and had the craziest adventure!Sara is a junior studying biology at a big state university a few hours away from our hometown. She lives on campus in the dorms. One weekend, my parents took me along when they went to visit her. We got to see where she lives, the cafeteria where she eats, the huge library, and all her classroom buildings. It was like a whole city just for students!After the official tour, Sara said she had one more special place to show us. She grabbed her backpack and led us out toward the edge of campus. We walked and walked, past the sports fields and parking lots, until we came to a fence with a little gate. On the other side was a forest!"This is one of my favorite spots," Sara told us as we stepped through the gate. "It's a nature preserve right next to campus.With all my studying, it's nice to get away and recharge in the peaceful woods."We followed a little dirt path winding through the tall trees. The air smelled so fresh and earthy. Squirrels and chipmunks scampered across the trail in front of us. After about ten minutes, the trail opened up to a beautiful clearing with a small pond in the middle. Ducks were swimming across the water's surface while colorful dragonflies zipped back and forth."Wow, this is amazing!" I exclaimed. "Can we stop and eat our snacks here?"We settled down on the soft grass at the water's edge and pulled out the granola bars and apple slices Mom had packed. Everything tasted so much better surrounded by nature's beauty. Once we finished eating, I asked Sara if I could explore a bit. She said to stay close and be careful.I wandered over to the pond's edge, squatting down to get a closer look at the clear water. That's when I spotted something that made my eyes go wide - a tiny baby turtle was struggling, stuck upside down in the shallows! Without even thinking, I rolled up my jacket sleeves and reached into the cold water to gently scoop it up.The little guy was so cute, no bigger than an orange slice. Its miniature head and legs poked out from its mottled shell as it blinked up at me. I carefully turned it over and placed it in a patch of mud at the pond's edge. It seemed frozen at first, but then it slowly started paddling its pint-sized flippers, heading back into the water. I felt so proud that I may have saved its life!But when I stood back up, I realized my short exploration had taken me further from my family than I thought. And to make matters worse, I had wandered off the main trail! The trees looked different from every angle and I couldn't remember which way I'd come from. Suddenly, the peaceful forest didn't seem so friendly."Sara?" I called out in a small voice. "Mom? Dad?" But there was no answer.I started walking in what I hoped was the right direction, but every path appeared the same. Tears welled up in my eyes as I realized - I was lost in the woods! What if I never found my way back and had to spend the night out here all alone? Bears and coyotes lived in these forests...at least according to the movies I'd seen. My imagination ran wild as I envisioned growling predators creeping through the shadowy bushes, stalking their next helpless meal - me!Just then, I heard something rustling in the undergrowth off to my left. My heart pounded in my chest as I whipped my head around, half-expecting a snarling beast to come bursting forth. But instead, I saw Sara appear on the trail, waving frantically."Jamie! There you are!" she shouted, running towards me with Mom and Dad right behind her. "We've been searching everywhere for you!"They all crushed me in a massive group hug, professing how scared they had been. Sara gently scolded me for wandering so far off without telling anyone. I burst into tears, sobbing about how I thought I'd be stuck out here forever as some animal's dinner. We all had a good laugh over my overactive imagination once I explained, although Sara assured me the woods weren't entirely harmless either.On the walk back to Sara's dorm, I couldn't stop chattering about my harrowing ordeal - how I'd bravely rescued the baby turtle, then gotten turned around on the twisted paths. I felt like a real adventurer who had survived an epic journey through the savage wilderness! From that day on, I had a newfound appreciation for staying on the trail and not letting my curiosity run too wild. But I'll also never forget the sense of wonder I felt in those sacred woods, and how their beauty revealed surprisesand potential dangers around every bend. It was an experience that would shape my future as an intrepid explorer to the very end!。
CC-65 AC DC 电流测量器操作手册说明书
CC-65 AC/DC CURRENT CLAMP OPERATOR’S MANUALINTRODUCTIONWhen measuring the AC/DC Current with the Current Clamp, a multimeter or scope can directly measure the current up to 65 A , with a frequency up to 20KHz. In this method, there is no need to break a circuit or to affect the isolation to measure the current.The Current Clamp is not only available for the detection or monitor of the possibly existing creepage, but for the measurement with little gap using its extended jaws. However, it is necessary to turn the zero adjustment knobs on the clamp until the multimeter or scope reads zero.APPLICATION PROCEDURE1. When connected with any multi-meter whose input impedance is 10k ohms minimum,insert the black banana plug into the COM jack and the red banana plug into the V-Ω jack.When connected with a scope,connect the BNC connector of the clamp to a scope BNC connector.2. Set the power switch form “Off” to “ON” position, that is to set the multimeter range to 1mV/10mA or 1mV/100mA. Then, the green LED will be lighting, indicating that the clamp is switched on..3. when the current is not greater than 2 ampere ,please set the current clamp range to 1mV/10mA and set the multi-meter range to 200mV AC or 200 mV DC, which depends on the type of the current.4. Before measuring the DC current, it is needed to turn the zero adjustment knobs on the clamp until the multimeter reads zero. That means pushing down the zero adjustment knobs on the clamp until the multimeter reads zero. Then let go hold of the zero adjustment knobs.When using a scope,set DC coupled mode to measure DC current.5. Clamp the jaws around the current-carrying conductor and operate as above.6. When the current clamp range is set to 1mV/10mA, the actual current is ten times of the measured current whose unit is mA. For example, the measured current is 10 mV and The actual current of the current-carrying conductor is 10×10=100mA.7. When the current clamp range is set to 1mV/100mA, the actual current is one hundred times of the measured current whose unit is mA. For example, the measured current is 5 mV and The actual current of the current-carrying conductor is 5×100=500mA. APPLICATION NOTES1. In the case of DC current, the output is positive when the current flows from the upside to the underside of the clamp. The red banana plug is positive.2. In the case of DC current measurement, the current clamp can not possibly zero properly, due to the hysteresis effect. To eliminate this, open and close the jaws several times and then zero again.APPLICATION SAFETY1. The voltage of the conductor measured with the current clamp should be little than 300V DC or 240V rms AC,2. We are forbidden to measure the conductor whose insulation has break down or wear down, in order to avoid doing harm to us.SPECIFICATIONS GENERALCaptured Conductor diameter Size: 9mm maximumLow Battery Indicator: Red LED lightingOperating Temperature: 0℃ to 50℃, 70% R.H.Storage Temperature: -20℃~+70℃, 80% R.H.Battery type: 9V DC, NEDA 1604, 6F22, 006PBattery Life: 100 hours typical with carbon-zincWeight: 250 gram typicalDimensions: 195 mm (H) x 70 mm (W) x 33 mm (D)Output: wire with a straight banana plug or BNC connectorELECTRICAL (At 23±5℃, 70% R.H. maximum)Efficient Measure Range:1mV/10mA: 10mA to 2 A, multimeter range is set to DC or rms AC 200mV1mV/100mA: 100mA to 20 A, multimeter range is set to DC or rms AC 200mV20A to 65 A, multimeter range is set to DC or rms AC 2V Precision:System Accuracy: The Precision of the current clamp add the Precision of the digital multimeter or scope.For example, if the conductor carries 100 mA current, the current clamp range will be setto 1mV/10mA and the output is 10mV. Assuming that the Precision is 1.5%, the output is10.15mV maximum and 9.85mV minimum.If the digital multimeter connected with current clamp is set to 200mV and the Precision is 0.5%,,the readings is10.20mV maximum and 9.8mV minimum.(10.15mV×(1+0.5%)=10.20mV，9.85mV×(1-0.5%)=9.80mV)Accuracy:DC Current: 1m/10mA±(1.5%±5mA) 10mA ~ 20ADC Current: 1mV/100mA±(2%±20mA) 100mA ~ 40A±(4%±0.3A) 40A ~ 65AAC Current: 1mV/10mA±(2%±30mA) 100mA ~ 10A (40Hz ~ 2KHz)±(4%±30mA) 100mA ~ 10A (2KHz ~ 10KHz)±(6%±30mA) 100mA ~ 10A (10KHz ~ 20KHz)±(8%±30mA) 10A ~ 15A (40Hz ~ 20KHz)AC Current: 1mV/100mA±(2%±30mA) 100mA ~ 40A (40Hz ~ 1KHz)±(4%±30mA) 100mA ~ 40A (1KHz ~ 2KHz)±(6%±30mA) 100mA ~ 40A (3KHz ~ 5KHz)±(8%±0.3A) 40A ~ 65A (40Hz ~ 20KHz)Load Resistance: 10kΩ TypicalTemperature coefficient: 0.1×(defined accuracy) per degree C (0℃to18℃, 28℃to50℃) SAFETY INFORMATIONThe instrument complies with class II, overvoltage CAT II of the EN 61010-1, and EN 61010-2-032 standards. The pollution of Current clamp is degree 2 in accordance with IEC 664 indoor use. If the equipment is used in a manner not specified, the protection provided by the equipment may be impaired.This product complies with the requirements of the following European Community Directives: 89/336/EEC (Electromagnetic Compatibility) and 73/23/EEC (Low voltage) as amended by 93/68/EEC (CE marking).。
综合英语四重要词汇及解释
综合英语四重要词汇及解释Unit 1 III1.Ups and downs: Martins?upbringing shaped his whole life, with so many ups and downs every now and then. 波折，盛衰，哭了，浮沉2.Go through: At that period, South African was going througha period of unchangeable events as the Blacks were fighting for equality.发生3.Close an account: The world is changing rapidly, our plans must change accordingly. Otherwise, we should close an account with the harsh market economy.遭遇失败4.Misfortune: Julia has been made to undergo physical and psychological misfortunes for her inability in having children.不幸5.Put through: She wouldn?t want to put them through the suffering of a huge ceremony.经受，经历6.Throw one?s mind back to: Throwing our mind back to1978, we should not be surprised about some of Mrs. Thatcher?s comments, bearing in mind the party shebelonged to. 回想起7.Address oneself to: The famous orator addressed himself to the public to promote his newly-published book which could add to his reputation. 向……讲话，着手做……，致力于8.Yield to: Parley yielded to general pressure from the society and bitterly took the child to a specialist.屈服Unit 21.Stake a claim: Ronald?s success staked a claim for his place in Germany?s world championship team.罗纳德的成功使他在德国世界冠军队里有一席之地。