高三英语动词时态复习
高三英语二轮专题复习考点四 动词的时态和语态
考点四动词的时态和语态考向研究高考对时态和语态的考查往往把两者结合起来进行,主要考查的时态有一般时、进行时、完成时等;借助时间状语确定所用时态;固定句式中的时态。
对语态的考查主要表现在各种时态的语态形式,主、被动的混用等方面。
技法点击关注几种时态的标志词1.表示经常性或习惯性动作、客观事实或存在的状态要想到用一般现在时。
every time,now and then,occasionally,often,seldom,sometimes,usually等表示频率的时间状语是标志词。
Light travels at 300,000 kilometers a second.光以每秒30万千米的速度传播。
2.表示过去某个时间里发生的动作或存在的状态要想到用一般过去时。
yesterday,last week,two days ago,the other day,in 1998,时间段+later等时间状语是标志词。
When I was at school,I often went to the cinema on Sundays.上学时,我星期天经常去看电影。
3.表示将来某一时刻要发生的动作或存在的状态要想到用一般将来时。
tomorrow,next year,in a week等时间状语是标志词。
When shall we know the examination result?我们什么时候知道考试结果?4.表示现在或现阶段正在进行的动作要想到用现在进行时。
all the time,now,at this moment,at present等时间状语是标志词。
I don’t actually work here.I am helping out until the new secretary comes.事实上我不在这儿工作。
新秘书到来前我在这儿帮忙。
5.表示之前已发生或完成的动作或状态,其结果产生的影响现在还存在,或持续到现在的动作或状态要想到用现在完成时。
高三英语专项复习-动词时态
略谈高三英语专项复习:动词时态英语动词有16种时态,但是常见的只有9种:一般现在时、一般过去时、一般将来时、现在进行时、过去进行时、现在完成时、过去完成时、过去将来时、现在完成进行时。
(一)一般现在时(1)表示经常发生的动作、存在的状态或现阶段的习惯。
常用的状语有:often, sometimes, usually, every day等。
如:class begins at 8 o’ clock every morning.(2)表示不受时间限制的客观事实或普遍真理。
lighttravels faster than sound,the earth moves around the sun,表示格言或警句中。
pride goes before a fall,骄者必败。
注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。
例:columbus proved that tlie earth is round,,(3)表示按照计划、规定要发生的动作,句中都带有时间状语:(只限于是go,nome,leave,start,begin,stop,return,open,close等开始或移动意义的词。
)his plane leaves at 10:00,(4)在含时间和条件状语从句的复合句中。
the momenthe arrives,i’ll tell him about it.(5)在含宾语从句的复合句中。
the children were told inthe physics class that the moon moves round the sun,(6)图片说明、电影说明、解说戏剧内容及场景。
(7)在某些到装句中,用一般现在时表示现在正在发生的动作。
look out!here comes a bus,(二)一般过去时1)表示过去的动作或状态。
2)表示过去一段时间内经常发生的动作。
【高考英语一轮复习】第一讲 谓语动词的时态、语态和主谓一致
动词突破篇动词(短语)表示主语的动作、存在、变化或态度。
动词按照动词的意义可以分为实义动词、情态动词、系动词、助动词。
第一讲谓语动词的时态、语态和主谓一致动词时态历来是高考考查的重点。
动词时态考查虽多,但考向非常集中,最常考的是一般过去时和一般现在时,其次是现在完成时,其他时态考查相对较少。
因此备考重点是:①动词时态的基本用法②动词语态的基本用法③主谓一致动词时态的知识网络(以动词do为例)1.一般时态(1)一般现在时①表示经常或习惯性的动作,多用动作动词,且常与表频率的时间状语连用。
We have meals three times a day.我们一日吃三餐。
②表示客观真理、科学事实及自然现象。
The sun sets in the west.太阳从西方落下。
③在时间、条件状语从句中常用一般现在时代替一般将来时。
I’ll write to her when I have time.有时间我会写信给她。
(2)一般过去时①表示过去发生的一次性或习惯性动作或状态。
We often played basketball together.我们(过去)经常在一起打篮球。
②时间、条件、让步状语从句中,若主句用了过去将来时,从句常用一般过去时。
He said he would tell her the news as soon as he met her.他说他一见到她就把这个消息告诉她。
单句语法填空①The 80,000 objects collected by Sir Hans Sloane, for example, formed (form) the core collection of the British Museum which/that opened in 1759.(2020·新高考卷Ⅰ语法填空)②The unmanned Chang’e-4 probe (探测器)—the name was inspired by an ancient Chinese moon goddess—touched (touch) down last week in the South Pole-Aitken basin.(2020·全国卷Ⅰ语法填空)③When/As he asked the villagers on the banks of the river where he could find the legendary (传奇的) artist, they smiled and pointed (point) down the river.(2020·全国卷Ⅲ语法填空)④New methods meant__(mean)that fewer people worked in farming.(2020·浙江卷语法填空)⑤While running regularly can’t make you live forever,the review says it is(be) more effective at lengthening life than walking,cycling or swimming.(2018·全国卷Ⅰ语法填空)⑥Sarah says,“My dad thinks I should take the offer now.But at the moment,school comes (come) first.I don’t want to get too absorbed in modeling.”(全国卷Ⅲ语法填空)2.进行时态(1)现在进行时(am/is/are+现在分词)①表示说话时正在进行或发生的动作,也可表示现阶段正在进行的动作或存在的状态。
高考英语一轮总复习 动词的时态、语态和主谓一致(教师用书)教案 北师大版-北师大版高三全册英语教案
动词的时态、语态和主谓一致(一)动词的时态Ⅰ.单句语法填空1.(2019·全国卷Ⅱ)Picking up her “Lifetime Achievement” award,proud Irene declared (declare) she had no plans to retire from her 36yearold business.解析:首先确定该动词为主句的谓语动词;其次根据宾语从句的谓语动词had以及上下文的时态等为一般过去时,故该谓语动词应使用一般过去时;最后,主语和谓语动词之间构成主动关系。
2.(2019·北京卷)On the first day of my first grade,I stood by the door with butterflies in my stomach. I voiced (voice) my biggest concern to my mother.解析:考查动词的时态。
本句叙述的是过去的事情,用一般过去时,故填voiced。
3.(2019·北京卷)Does the name of the college you attend really matter?Research on the question suggests/suggested/has_suggested (suggest) that,for most students,it doesn't.解析:考查动词的时态。
本文的主题时态是一般现在时,主语是research,可以用suggests;又可以表示“研究已经表明了”,用现在完成时,可以填has suggested;又可以表示“研究过去表明了”,可以用一般过去时,填suggested。
4.(2019·浙江卷)One study in America found that students' grades improved (improve) a little after the school introduced uniforms.解析:考查时态和语态。
动词时态、语态和主谓一致+讲义-2024届高三英语一轮复习
动词时态、语态和主谓一致高三英语一轮复习考点剖析-动词时态、语态和主谓一致考点一:考查过去进行时例1.I first met Lily five years ago. She ________ (work) as a nurse in a hospital at the time.【答案】was working【解析】考查时态。
句意:我五年前第一次见到莉莉。
她当时正在一所医院里做护士。
根据句意和时间状语at the time 可知,这里用过去进行时,强调过去某个时刻正在进行的动作,主语为she,谓语用单数。
故填was working。
考点二:考查一般过去时例2.He picked up his book and ________ reading even though it was already midnight. (continuous)【答案】continued【解析】考查时态。
句意:他拿起书继续阅读,尽管已经是午夜了。
所给单词continuous是形容词,表示“持续的”,分析句子机构,空处与picked并列作谓语,应用动词continue,表示“继续”,根据picked使用过去式形式可知,句子使用一般过去时,动词应用过去式形式continued。
故填continued。
考点三:考查现在进行时例3.—Hi, Jessy. Why are you going to work on foot today?—Well, my car ________. (repair)【答案】is being repaired【解析】考查时态和语态。
句意:——你好,杰西。
你今天为什么要步行去上班?——嗯,我的车正在修理。
根据句意提到步行上班可知,此处表示:车在修理中,时态用现在进行时,主语my car与repair(修理)之间为被动关系,所以用现在进行时的被动语态。
主语my car为单数,be动词用is。
考点四:考查现在完成时例4.The city ________ (recognize) as the musical capital of Europe since the 16th century, home to the likes of Mozart and Beethoven.【答案】has been recognized【解析】考查时态语态。
高三英语动词时态与语态试题
高三英语动词时态与语态试题1. Traffic conditions in Nanchang _____ for decades. At first people only complained about jams during rush hours, but today every hour is rush hour.A.are worsening B.had worsenedC.have been worsening D.worsened【答案】C【解析】考查时态。
根据时间状语for decades和句意可知用现在完成进行时。
句意:十年来,南昌的交通状况越来越糟糕了。
起初,人们只是抱怨高峰期的交通堵塞,但如今每小时都是高峰期。
选C。
【考点】考查时态2. Fog ________ the train timetable.A.upset B.upsettedC.was upset D.was upsetting【答案】A【解析】A[句意:雾打乱了火车运行时刻表。
尽管upset(vt.)是及物动词,但不可用被动式,因为the train timetable是承受者,故答案是A。
]3. Mother wanted to be a good provider, a role she ________ since her marriage toFather.A.shoulders B.shoulderedC.is shouldering D.has been shouldering【答案】D【解析】D[考查名词转化为动词, shoulder承担。
]4. Writing out all the invitations by hand was more time-consuming than we______.A.will expect B.are expecting C.expect D.had expected【答案】D【解析】从语境看,写请柬这个动作已经发生是过去的动作,预期的动作是发生在写请柬的过去,所以要用过去完成时。
动词的时态语态和主谓一致课件-2025届高三英语一轮复习
1.动词分为哪几类?
表动作或状态的词。
动词
谓语动词;非谓语动词。
2.动词的分类
按句法功能
实义动词:具有实际意义的动词
• Vi.不及物动词: • I come. I go. I fail. I win. • Vt.及物动词:
• I take a book. I love him. 主谓宾 • He give me a book. I send him a letter. 主谓双宾 • He made Mary angry. He found Tony crying. 主谓宾宾补
时态名
构 成(以drive为例)
用法
一般现在时 drivdesriv(e单三人称表跟连)o示用ft现 。en在, u的su状all态y, 或so经me常tim的e习s, 惯eve性ry的y发ea生r等的时动间作状。语常
一般过去时 drove
表示过去某个时间发生的动作或存在的状态。常和 表示过去的时间状语连用。如last week
had done
将来进行时
将来完成时
will/shall be doing will/shall have done
过去将来进行时 would/should be
doing
过去将来完成时 would/should have
done
完成进行
现在完成进行时 have/has been doing
过去完成进行时 had been doing 将来完成进行时 will/shall have been
现在进行时:am/is/are being done The road is being widened
过去进行时:was/were being done The new tool was being made
高三英语语法复习教案动词时态语态
高三英语语法复习教案动词时态语态【时态的差不多概念】时态是表示谓语动作时刻概念的动词形式。
英语中的时态专指谓语动词而言,不同时刻概念的谓语动作有不同的时态,每一个时态又有各自不同的动词形式。
高中时期要求学生熟练把握八种时态,此外现在完成进行时在高中教材中反复显现,也应列入“应知应会”的范畴。
1.一样现在时:经常发生的动作或规律性的动作。
Each person needs water and a diet of healthy food. (P.2, Senior Book1B)The moon travels round the earth once every month. (P. 8, Senior Book2B)在时刻状语从句和条件状语从句中,用一样现在时表示今后的概念。
引起时刻状语从句的连词有:when, after, before, until, as soon as;引起条件状语从句的连词有:if, unless; so(as)long as。
I will not stop my fight against slavery until all slaves are free. (P.52, Senior Book1A)2.一样过去时:过去发生过了的动作,那个动作的全过程差不多终止。
诸如yesterday, last… …ago差不多上典型的一样过去时的时刻状语。
Fortunately, I was in time for the interview. (P.34, Senior Book2B)The interview went well and I told the company about my experiences and answered their questions as honestly as I could. (P.34, Senior Book2B)3.一样今后时:将要发生的动作。
高三英语高考动词的时态语态复习 试题
〔一〕动词的时态制卷人:歐陽文化、歐陽理複;制卷時間:二O二二年二月七日时态动词是谓语动所表示的动作或者情况发生时间是的各种形式。
英语动词有16种时态,但是常用的只有9种:一般如今时、一般过去时、一般将来时、如今进展时、过去进展时、如今完成时、过去完成时、过去将来时、如今完成进展时。
下面分别介绍。
1、一般如今时的用法〔do/does〕1〕表示经常性、习惯性的动作;表示如今的状态、特征和真理。
句中常用often, usually, every day, sometimes, every week/year, twice aweek 等时间是状语。
例如:a. He goes to school every day.b. He is very happy.c.The earth moves around the sun.2) 在时间是状语从句和条件状语从句中,用一般如今时表示将来。
例如:a. If you come this afternoon, we’ll have a meeting.b. When I graduate, I’ll go to countryside.3) 有时这个时态表示按方案、规定, 按时间是表要发生的动作〔句中都带有时间是状语〕,但限于少数动词,如:begin, come, leave, go ,arrive, start , stop, return, open, close等。
例如:a.the meeting begins at seven.b.the rain starts at nine in the morning.4) 表示状态和感觉的动词(be, like, hate, think, remember, find, sound 等)常用一般如今进展时。
a.i like english very much.b.the story sound very interesting.5) 书报的标题、小说等情节介绍常用一般如今时。
英语专题篇 高考英语时态部分
英语专题篇高考英语时态部分时态时态是高中阶段同学们应特别注意的一项语法知识,尤其是在今后的高考中,它是一项必考的知识点,同时也是考查同学们英语学习能力的一项题型。
在这次的讲座中我们将对高中阶段的有关时态部分进行较为详细的讲解,望能对大家能有所帮助。
1.一般现在时(1)表示经常性或习惯性的动作或现存的状态。
常与一般现在时连用的时间状语很多,如:every day, usually, often, always, sometimes等。
如:They often go swimming in that river.We have five classes in the morning.She plays the piano every Sunday evening.(2)表示客观性真理或永恒的状态。
如:The earth goes round the sun.Light objects and heavy objects fall to the ground at the same time.(重物体和轻物体同时下落,排除空气阻力,同时落地。
)(3)进行时表示一般现在时。
如:He is always talking in class. (他上课老是不停地说话。
贬义概念)He is constantly helping others.(他总是在帮助别人。
褒义概念)They are forever asking me questions.(4)动词go, come, start, begin, leave, arrive, return等的一般现在时,可用来代替将来时,表示事先已按计划安排好的将要发生的动作或状态。
(尤其是以火车、飞机、汽车等的时刻表为主)如:The 7:09 train leaves at seven.703 flight takes off at 7:00 A.M.(5)在条件状语和时间状语中,表示将来的动作。
高三英语 动词时态复习——复习一般将来时、过去将来时、过去进行时、过去完成时 知识精讲
高三英语动词时态复习——复习一般将来时、过去将来时、过去进展时、过去完成时知识精讲1. 一般将来时一般将来时表示将来某时将发生的动作或状态,它的构成是shall/will + 动词原形。
第一人称用shall(will), 其他人称用will.口语中常用’ll 代替will或shall,用won’t 代替will not, 用shan’t 代替shall not.We shall/will probably go to Scotland for our holiday.Will you be free this afternoon? Yes, I will.I shan’t go there tomorrow.Tom won’t pass the examination. He hasn’t worked hard enough for it.注意:除了用shall(will) + 动词原形可以表示将来动作以外,还可以用be going to, be about to, be to do 等句型来表示将来的动作。
〔1〕be going to 表示就要发生的事,“打算〞,“准备〞或按计划,安排将发生的动作,但也可以表示“可能发生〞。
What are you going to do tomorrow morning?There’s going to be an English exam next week.will 和be going to有时没有区别,但是,will表示说话时决定要进展的动作或行为,说话之前可能并未有此打算;而be going to用于表示在现在的情况下道〔或想到〕的动作或行为。
比拟:——George phoned while you were out.——OK. I’ll phone him back.和——George phoned while you were out.——Yes, I’m going to phone him back.〔2〕be about to 表示即将要做的某事。
高三英语复习-时态语态情态动词专题练习
高三复习时态、语态、情态动词专练与解析。
一、请用括号里动词的准确的时态、语态填空。
1. ---Hi, John, you look so tired.---I am tired indeed. I__________________(paint) the living room all day.2. ---Is this raincoat yours?---No, mine_________________(hang) there behind the door.3. —It’s a long time since we met last. Haven’t you graduated from college yet?—_____. .( Yes or No).I ______ English for four years in Nanjing University. (study )4. The telephone has rung four times in the last hour, and each time it______________(be) for my roommate.5. I’m afraid I can’t get in all the wheat within such a short time unless you____________(come) to help me tomorrow.6. He said the book___________________(publish) if the writer had agreed.7. It was nearly two years since he_______________(leave) his hometown.8. This is Ted’s photo. We miss him a lot. He______________ (kill) trying to save a child in the earthquake.9. Before I came back, he____________________(design) new computer programs in his office, so he looked very tired when I saw him.10. ---Are you a visitor in Shanghai?---That’s right. I_______________(travel) round the world and now my dream of coming to China_____________(come) true.11. ---What do you think of this piece of wood?---I’m sure it______________(make) a very good shelf.12. ---Let’s hurry. The president is coming.---Oh, really? I______________(be) afraid that we____________(miss) him.二、单项选择题1. On Sundays when I was a child, Father and I__________ get up early and go fishing.A. couldB. wouldC. mightD. should2. He will surely finish the job on time if he_________ to do it in his own way.A. is leavingB. will leaveC. leavesD. is left3. ---Has Tommy finished his work yet?---I have no idea of it; he_________ it this morning.A. was doingB. had been doingC. has doneD. did4. From what I learn about their hotel, the service and the weather, they________ their holiday very much.A.wouldn’t have enjoyedB. shouldn’t have enjoyedC. needn’t have enjoyedD. can’t have enjoyed5. ---I haven’t seen you for ages. Where have you been?---I_________ on leave in Europe.A. have beenB. amC. wasD. had been6. ---Isn’t it hard to drive downtown to work?---Yes, that’s why I___________ to work by train.A. have been goingB. have goneC. was goingD. will have gone7. ---Shall I go and buy more fruit for the party?---No, I have already bought 4 baskets. That_________ be enough.A. canB. ought toC. mayD. might8. ---Have you decided yet?---Yes, I___________ at once.A. decideB. decidedC. have decidedD. will decide9. ---The telephone is ringing.---I___________ answer it.A. willB. am going toC. am toD. am about to10. He has much money at the beginning of every month, but by the end of it he________ little left.A. can haveB. will haveC. should haveD. must have spent11. ---The mid-term examination_________ next week, and every student is busy preparing for it.A. will be taken placeB. is about to take placeC. is to take placeD. is going to be taken place12. 24 hours has passed after the explosion in the mine, but rescue efforts to recover the missing________ carried out.A. are still beingB. have already beenC. are alwaysD. will soon be13. ---__________ you make so much noise?---Sorry, I’ll take care not to.A. CanB. MustC. MayD. Would14. Because I_________ the next day, I went to bed early on Saturday evening.A. was leavingB. will leaveC. had leftD. was about to leave15. Robert_________ me his address the other day, but I’m afraid I________ it.A. had given; lostB. has given; have lostC. gave; have lostD. gives; lost16. I asked Miss Black if I_________ close the window.A. shallB. willC. wouldD. should17. Shelly_________ California for Texas and_________ there ever since. You can go and pay hera visit on your way to Mexico.A. left; workedB. has left; had workedC. left; has workedD. has left; worked18. ---What do you think of the project Mr. Smith asked us to do?---Well, it is a very important task. You_________ be too careful.A. mustB. canC. cannotD. mustn’t19. I regret not having taken your advice. Otherwise I_________ this mistake.A. didn’t makeB. would not makeC. hadn’t madeD. wouldn’t have made20. It is not like Jack to be unfriendly, so he_________ you when you called.A. can’t have seenB. shouldn’t have seenC. mustn’t have seenD. needn’t have seen21. ---Mary didn’t turn up last time, did she?---No. She_________. We had changed our plan.A. shouldn’t have comeB. needn’t have to comeC. didn’t need to comeD. needn’t have come22. The tourists didn’t stop to rest at each station because it_________ them down.A. had slowedB. would slowC. should have slowedD. would have slowed23. ---Look! Someone has spilt coffee on the carpet.---Well, it___________ me.A. isn’tB. wasn’tC. hasn’t beenD. hadn’t been24. I lived with my sister this summer and didn’t have to pay rent. So I__________ save most of my salary.A. couldB. wouldC. was able toD. should25. ---Have you got your final result?---Not yet. The papers___________.A. have not correctedB. have already been correctedD. have been correcting D. are still being corrected26. It was playing computer games that cost the boy plenty of time that he_________ doing his lessons.A. might have spentB. must have spentC. ought to have spentD. could have spent27. The thief tried to break away from the policeman who________ him but failed.A. heldB. had heldC. would holdD. was holding28. ---Show me your permit, please.---Oh, it’s not in my pocket. It__________.A. might fall outB. could fall outC. should have fallen outD. must have fallen out29. He will stop showing off, if no notice_________ of him.A. is takenB. will be takenC. takesD. has taken30. Be tough-minded, but tender-hearted, __________?A. will youB. isn’t itC. aren’t youD. are you31. ---We want someone to design the new art museum for us.---___________ the young fellow have a try?A. MayB. ShallC. WillD. Need32. ---Do you think Jane will do me a favor?---As far as I know, she is the last one to help others. She__________ be prepared to give you a hand, though.A. mightB. mustC. shouldD. can33. Where have you been? We_________ you back much earlier.A. were expectingB. are expectingC. have expectedD. expect34. ---Did he decide to take part in the competition?---Yes, of course. He__________ to.A. has been encouragingB. had been encouragedC. has been encouragedD. was to be encouraged35. ---How long_______ you_________ in Beijing?---For just the weekend. I’ll be back next Monday morning.A. have; stayedB. are; stayingC. did; stayD. do; stay36. This time Tom_________ careful enough, otherwise he would not have passed the test.A. wasB. should beC. had beenD. were37. She ought to stop working; she has a headache because she_________ too long.A. had readB. readC. is readingD. has been reading38. ---I want to ask Alice to go skating with us this weekend.---Oh, never ask her to. She__________ Japanese so as to be able to do business in Tokyo in future.A. has learnedB. learnedC. is learningD. was learning39. ---Do you still remember when we went to Nanjing?---I can’t remember now but__________ sometime last summer?A. might it beB. Could it beC. Could it have beenD. Should it have been40. ---What place is it?---Haven’t you seen that we_________ back where we_________?A. were; had beenB. are; wereC. were; have beenD. are; had been41. ---What can I do for you?---If you_________ see Mr. Green, give him my regards.A. wouldB. willC. shouldD. shall42. The driver might have had an accident owing to the high speed but he_________ the car suddenly.A. would brakeB. brakedC. had brakedD. was braking43. --- I’m sorry. I shouldn’t have been so rude to you.---You_________ your temper but that’s ok.A. have lostB. had lostC. did loseD. were losing44. ---Is Jack still that naughty?---Not always. Look! He__________ a good boy.A. will beB. isC. is always beingD. is being45. ---It’s my birthday tomorrow. Don’t forget to come to my party.---__________.A. I don’tB. I won’tC. I can’tD. I mustn’t46. ---When are you leaving?---My plane__________ at 10:30.A. takes offB. took offC. is about to take offD. will take off47. Take care! This kind of glass___________ easily.A. is brokenB. breaksC. was brokenD. has been broken48. ---_________ the letter________ to Mr. Black?---No. It’s still on the desk.A. Has; givenB. Will; be givenC. Was; givenD. Has; been given49. ---Can he get the first prize for running?---Impossible now. He_________ to do so, but he has just hurt his leg.A. would expectB. was expectedC. has expectedD. is expected50. ---I knew she was in because I heard her radio, but she didn’t open the door.---She__________ the bell.A. may not hearB. may not have heardC. mustn’t have heardD. couldn’t hear51.---Mary looks sad. Did you tell her about the accident?---Yes, but I__________ her later.A. must have toldB. shouldn’t have toldC. should have toldD. ought to tell52. ---Do you know Ms Wang likes walking after supper?---Sure, she__________ around the school now.A. must be walkingB. must walkC. may walkD. may be walking53. He was not brave. He_________ jump down from a very tall wall.A. dare notB. dared notC. dares notD. dare not to54. ---I didn’t go to see our former teacher while in Beijing.---But I think you__________.A. shouldB. should haveC. ought haveD. must have55. ---Did you go to the movie the day before yesterday?---No. We________ but we decided not to.A. should have goneB. could goC. should goD. could have gone56. You__________ television. Why not do something more active?A. alwaysB. are always watchingC. have always watchedD. have always been watching57. ---Why didn’t Ann see me wave to her?---She__________ in the other direction.A. lookedB. was lookingC. has lookedD. is looking58. My money_________. I must go to the bank to draw some of my savings out before I’ve none in hand.A. has run outB. is running outC. has been run outD. will be run out59. ---What is Bob doing over there?---He_________ a letter, but I’m not sure.A. may writeB. must be writingC. might be writingD. could write60. There_______ a tall tree in front of the building over there, didn’t there?A. wasB. would beC. must beD. used to be61. He works as a teacher now, but he________ on a farm for three years.A. workedB. has workedC. had workedD. had been working62. Proper first aid can save a serious injured person, especially when he is bleeding heavily or__________.A. has poisonedB. has been poisonedC. was poisonedD. is poisoning63. I’ve brought my tennis things along in case we__________ time for a game tomorrow.A. shall haveB. haveC. will haveD. are going to have64. At that time, this was the longest bridge that__________.A. was ever builtB. had ever builtC. has ever been builtD. had ever been built65. ---I telephoned him twice but I couldn’t get through to his home.---I think that the line might have been out of order, __________?A. don’t youB. do youC. wasn’t itD. hadn’t it66. ---You told me you had taken this course at university.---But I____________ most of the knowledge.A. forgotB. have forgottenC. forgetD. had forgotten67. ---Will you lend me some stamps?---Sorry, mine_____________.A. was used upB. ran outC. have been run outD. have given out68. By next summer John_____________ in this factory for thirteen years.A. has been workingB. will have been workingC. will be workingD. has worked69. ---Do you have to leave now?---Sorry, but I really_________.A. mustB. haveC. shouldD. can’t70. ---You could have asked Mr. Richards for help. He is kind-hearted.---Yes. But that__________ him a whole day.A. would have takenB. had takenC. would takeD. would be taken71. She won’t be able to come next week, because she_________ herself in Mount Tai then.A. enjoysB. will be enjoyingC. is enjoyingD. has enjoyed72. ---Did you see Sandy in the manager’s office?---Yes, she__________ by the manager.A. is questionedB. was being questionedC. had been questionedD. was questioned73. Mary was caught in a traffic jam and by the time she arrived at the airport, her father’s plane________.A. took offB. had taken offC. was taken offD. had been taken off74. If city noises_________ from increasing, people________ shout to be heard even at the dinner table 20 years from now.A. are not kept; will have toB. are not kept; have toB. do not keep; will have to D. do not keep; have to75. ---You’d better keep quiet in class.---Sometimes I___________. Yesterday, I was very quiet during my English class.A. wouldB. doC. didD. have76. ---Have a cup of tea, _________?---Thanks a lot.A. don’t youB. haven’t youC. will youD. won’t you77. ---_________ you__________ the editor at the airport?---No, he_________ away before my arrival.A. Have; met; has drivenB. Had; met; was drivenC. Did; meet; had been drivenD. Have; met; had driven78. ---_________ Mr. White__________ this week?---No, he is on holiday.A. Has; workedB. Does; workC. Is; workingD. Did; work79. Look! Everything here is under construction. What is the pretty small house that_______ for?A. is being builtB. has been builtC. is builtD. is building80. ---Where is Tom?---Well, he_________ you__________ here. Otherwise he would come down right now.A. didn’t know; wereB. doesn’t know; areC. didn’t know; areD. hadn’t known; were81. I’d very much like to have gone to that ball of theirs, but_________.A. I’m not invitedB. I won’t be invitedC. I wasn’t invitedD. I haven’t been invited82. It was obvious that the man________ driving on the free way for almost an hour when he________ that he must come back.A. was; toldB. had been; was toldC. had been; toldD. was; was told83. I_________ to be able to get to my seat without being seen. But that morning it was strangely quiet and orderly.A. hopedB. had hopedC. was hopingD. hope84. ---Look at this! I_________ some old photos and___________ the baby picture.---Is it a picture of you? It’s so lovely.A. am going through; foundB. go through; has foundC. was going through; foundD. went through; had found85. ---I seem to have too much trouble with my new work, sir.---I don’t think so. You________ fine.A. doB. will doC. are doingD. have done86. ---Why didn’t Mike come to my birthday party yesterday?---Oh, didn’t he? He__________ your invitation, I suppose.A.couldn’t receiveB. couldn’t have receivedC. mustn’t have receivedD. might not have received87. ---Have you ever been to Switzerland?---Yes, I_________ there three times in 1996 alone.A. have beenB. have goneC. wentD. had gone88. We were all surprised when he made it clear that he________ office soon.A. leavesB. would leaveC. leftD. had left89. His suggestion that I_________ in his home suggested he_________ very warm-hearted.A. would stay; wasB. stayed; beC. should stay; beD. stay; was90. ---Why did you buy this paint so early?---I__________ my bedroom tomorrow, but I have changed my mind.A. am paintingB. will paintC. was going to paintD. am going to paint91. We advised that he__________ some other day, but he wouldn’t listen.A. would comeB. comeC. cameD. comes92. Did she know then to whom the case___________?A. was belongedB. was belongingC. belongedD. belongs93. I’m surprised to see you smoking; you________.A. used toB. didn’t use toC. were used toD. weren’t used to94. Many people had to leave their homes after the earthquake happened, ________?A. hadn’t theyB. didn’t theyC. had theyD. did they95. She must have been asleep at that time, _________he?A. didn’tB. wasn’tC. hasn’tD. hadn’t96. ---I promise that she_________ get a nice present on her birthday.---Will it be a big surprise to her?A. shouldB. mustC. wouldD. shall97. ---What were you up to when your parents came in?---I__________ for a while and__________ some reading.A. was playing; was going to doB. played; didC. had played; was going to doD. had played; did98. By reading quickly, I___________ reading the magazine before the library closed. So I wouldn’t have to borrow it the next day.A. should have finishedB. must finishC. finishedD. might have finished99. You_________ return the book now. You can keep it till next week if you like.A. can’tB. mustn’tC. needn’tD. may not100. They worked hard so that they__________ be able to bring down the price.A. mayB. willC. couldD. would参考答案。
2023届高三英语一轮复习谓语动词的时态和语态复习讲义
一、时态的数轴的思维导图have been de nghave done动词的时态和语态will do had donewill have done Past pastis doingpresentwill be doing future would have d ( ne考点一、现在时一、一般现在时1.含义1)经常性或习惯性的动作,常与表示频率的时间状语连用。
I leave home fbr school at 7 every morning.2)客观真理,客观存在,科学事实。
The earth moves around the sun.Shanghai lies in the cast of China.3)现在时刻的状态、能力、性格、个性。
Ann Wang writes good English but does not speak well.4) not....until....as...hen, before, after, not....until....等)、条件状语从句(if, unless, as long as...)中常用一般现在时表示将来Anything will become boring if you do it repetitively.As long as it doesn't rain tomorrow ,we will have a trip on schedule.2.常用的时间状语频率副词:often, usually, sometimes, always, seldom, hardly, never2)短语:every (day 等),once/twice a (week 等),on (Sunday 等),in the (morning 等),at (eight) , now and then, from time to timeHe usually goes to school by bike.3.谓语切词形式:do/does.谓语动词的被动语态:am/is/are doneIn the spoken English of some areas in the U.S, the " r" sounds at the end of the words arc dropped.练习:用所给单词的适当形式填空How close parents are to their children(have) a strong influence on the development of the children's characters.1.If your call is not answered within two minutes, you(advise) to hang up and dial again.2.We will be losing money this year unless that new economic plan of yours(work) miracle.3.It(turn) out that making a plan is easier than carrying it out.4.The growth of part-time and flexible working patterns, and of training and retraining schemes, (allow) more women to take advantage of employment opportunities.二、现在进行时.定义1)表示说话时正在进行的动作及行为;2)表示现阶段(近段时间)正在进行的动作。
高三英语语法复习:动词时态标志词及填空练习大全
动词时态标志词及填空练习大全1.一般现在时结构:动词用原形或三单标志词:always 总是, usually 常常, often通常, sometimes有时;every day/evening/Monday;twice a day一天两次, once a year 一年一次2.一般过去时结构:动词用过去式标志词:yesterday昨天;last week上个星期;three years ago三年前; just now (a moment ago)刚刚;in 1980 在1980年;once upon a time (long long ago)从前; in the past 在过去3. 现在进行时结构:am/is/are+ doing标志词:now现在;Look看.... Listen听....4.过去进行时结构:was/were+doing标志词:at that time/ moment在那时;at this time yesterday在昨天的这个时候以when/while引导一般过去时间的句子如:My mom was cooking when I came back home.My mom was cooking while I was doing my homework.5.一般将来时结构:will +动词原形标志词:tomorrow明天, next week/month/year/Friday 下周/下个月/明年/下周五in+一段时间(如:in three years 三年之后)6.过去将来时结构:would+动词原形标志词:the next time下一次;the following month 接下来的这个月,7.现在完成时结构:have/has+动词过去分词标志词: already已经, yet尚未, ever曾经, never从未, just才刚刚, 单独的before在句尾; for + 一段时间(如:for five years长达5年时间), since + 时间点(如:since five years ago自从5年前);since +句子;in / during the past / last + 一段时间(in the past/last 10 years 在过去的十年里);recently/lately 近来 ;so far / up to now/ up till now (到目前为止);by/by the time (of)/by the end of +现在时间(如:by the end of this month 截止到这个月底)8.过去完成时结构: had+动词过去分词标志词:by/by the time (of)/by the end of + 过去时间(如:by the end of last month 截止到上个月底)before+过去时间:在...之前up till then (直到那时); up until last night(直到昨晚)练习题一,(真题回顾)用所给词的适当形式填空1. Fast food (be) full of fat and salt。
语法专题动词时态课件高三英语一轮复习
以重读闭音节结尾,
且词尾只有一个辅音 字母
双写词尾辅音字母 后加-ing
admit→admitting
begin→beginning prefer→preferring
二、时态
在英语中,时态表示一个动作在某一时间所处的状态。 英语时态中的时间有4种(现在、过去、将来、过去将来),状态有4种(一般、进 行、完成、完成进行)。将4种时间和4种状态进行排列组合,就构成了16种不同的动词 时态(高中阶段和高考要求掌握10种时态)。
had done
将来进行时
将来完成时
will/shall be doing will/shall have done
过去将来进行时 would/should be
doing
过去将来完成时 would/should have
done
完成进行
现在完成进行时 have/has been doing
过去完成进行时 had been doing 将来完成进行时 will/shall have been
时间 现在 过去 将来
过去将来
一般 一般现在时
do/does 一般过去时
did
一般将来时 will/shall do
过去将来时 would/should do
进行 现在进行时 am/is/are doing 过去进行时 was/were doing
状态
完成 现在完成时 have/has done 过去完成时
+动 性(有感情色彩,相当于情态动词) 杂志不准带出阅览室。
词原 形
As a soldier, he was to do whatever he was ordered to do. 作为军人,他必须执行命令。
高三英语科专项复习(08)动词的时态和语态
高三英语科专项复习(8)1. The reporter said that the UFO _____ east to west when he saw it.A. was travelingB. traveledC. had been travelingD. was to travel2. Nobody but John and Tom _____ still in the lab as I passed by last night.What on earth _____ they _____?A. were; did; doB. was; did; doC. were; were; doingD. was; were; doing3. The money _____ a black child was just one fourth of that spent on each white child.A. was spend to educateB. spend on educatingC. spent on educatingD. to spend on educate4. Great changes _____ in my hometown in the past few years.A. were taken placeB. have been taken placeC. took placeD. have taken place5. _____ the flight must be put off.Y es, it all depends on the weather.A. I’m toldB. I toldC. I’ve been toldD. I had told6. _____ you _____ the editor at the airport?No, he _____ away before my arrival.A. Have… met; has drivenB. Had… met; was drivenC. Did… meet; had drivenD. Have… met; had driven7. Has Tom finished his composition yet?A. I have no idea; he _____ it this morning.A. wroteB. had writtenC. has writtenD. was writing8. Which of his books do you think _____ best among the best-sellers?A. sellsB. is soldC. are writtenD. writes9. Oh, it’s you, Mr Smith. I ____ you ____ so early.A. didn’t expect; would comeB. expect; will comeC. don’t expect; are comingD. had expected; would come10. Bob has gone to California, I hear.Oh, I wonder when he _____.A. leftB. has leftC. leavesD. was leaving11. Can I take my composition back, Mr White?Not right now, _____ by now.A. I am reading itB. I have read itC. I’ve been reading itD. I read it12. It was until then that I came to know knowledge _____ only from practice.A. has comeB. comesC. cameD. had come13. A computer cannot remember who ____; it simply does what _____.A. it is used; is toldB. uses it; it is toldC. uses it; is toldD. it is used; it is told14. Susan _____ uninjured but her boyfriend _____ in the chest and died.A. was escaped; was shotB. escaped; shotC. was escaped; shotD. escaped; was shot15. Tom Sawyer _____ to paint the fence but he got his friends to do it for him.A. supposedB. was supposingC. had supposedD. was supposed16. If he _____ tonight, as we all expect he _____, it will be a pleasant get-together.A. comes; doesB. will come; comesC. comes; willD. will come; will17. Where have you been?I _____ in the heavy traffic, or I would have been here earlier.A. stuckB. had stuckC. have been stuckD. got stuck18. Y ou ought to see a doctor about the cough right away.I guess I should. ____ for days.A. I put it offB. I had put it offC. I’ll put it offD. I’ve been putting it off19. Look, what _____! Y ou should have been more careful.A. you doB. you didC. you are doingD. you’ve done20. Please be sure to telephone me the next time you _____.I’ll manage to meet you myself.A. will comeB. are comingC. comeD. might come21. What can I do for you, sir?No, thanks. I _____.A. just look aroundB. have just looked aroundC. am just looking aroundD. just looked around22. Have you got your test result?Not yet. The papers _____.A. are not correctingB. have not correctedC. are still being correctedD. have already been corrected23. The telephone _____ four times in the last hour, and each time it ____ for my roommate.A. has rung; wasB. has being ringing; isC. had rung; wasD. rang; has been24. Have you finished your homework, Lucy?No, I _____ my mother in the kitchen all day yesterday.A. would helpB. had helpedC. was helpingD. helped25. Why were they late?They _____ in the storm on their way here.A. were getting catchingB. got caughtC. were catchingD. were got c aught26. He promised to come to see you.But he _____. I’ve been alone.A. doesn’tB. didn’tC. won’tD. hasn’t27. When are you leaving?My plane _____ at 10:45.A. takes offB. took offC. is about to take ofD. will take off28. Why didn’t he join in the last composition?He _____ the United States.A. went toB. had gone to C had been to D. has gone to29. Why has Jack not come yet now? Anything wrong with him?I’ve got no idea, but he _____.A. promisesB. has been promisedC. promisedD. had promised30. What were you doing when the telephone rang?I _____ away my books and _____ to bed.A. had just put; was goingB. was just putting; goingC. just put; had goneD. have just put; gone31. I’m afraid nobody but his parents or Jim, his best friend, _____ the secret.A. are going to tellB. has been toldC. has toldD. have been told32. I don’t think we _____ before.Well, I _____ you once at a party, but we _____ introduced then.A. have met; saw…were notB. met; saw…were notC. have met; have seen… didn’tD. have met; saw… didn’t33. Kate returned home last night.Really? Where_________?A. has she beenB. had she beenC. has she goneD. had she gone34. The teacher _____ the room to get something in the office when we _____ a composition.A. left; wroteB. left; were writingC. was leaving; wroteD. was leaving; was writing35. Is there anything interesting in Queenland?Y es. _____ I heard that you had studied there last year.A. Aren’t you going there?B. Haven’t you gone there?C. Didn’t you go there?D. Haven’t you been there?36. Who _____ that piano?My sister, when she _____ time.A. plays; is havingB. is playing; hasC. is playing; has hadD. plays; has37. Have the workers started to work on your new house?Y es, it _____ now.A. is buildingB. is being builtC. is to be builtD. has built38. I’m sorry for keeping you waiting.Never mind. I _____ here only a few minutes.A. cameB. have comeC. wasD. have been39. Anything I can do for you?Y es, I bought this recorder here yesterday, but it _____ work.A. doesn’tB. didn’tC. won’tD. can’t40. The careless driver has just been fined $10 for stopping his car at a sign that _____ “NO PARKING”A. is readB. is writtenC. readsD. writes41. Why weren’t you at the meeting?I _____ for a long-distance call from my sister in America.A. waitedB. was waitingC. has waitedD. have been waiting42. Bob! Y ou _____ on the phone._____.A. are needed; I’m comingB. are wanted; comingC. are called; I’ll comeD. are rung up; Th anks43. Can he get the first prize for running?Impossible now. He _____ to do so, but he has just hurt his leg.A. expectsB. was expectedC. has expectedD. is expected44. Ann is in hospital.Oh, really? I _____. _____ visit her.A. didn’t know; I’ll go andB. don’t know; I’ll go toC. haven’t known; I’m going toD. hadn’t known; I would45. When I got to his office, I _____ that he _____ out.A. told; had beenB. was told; wasC. had told; wasD. was told; had been46. Look! Somebody has broken a glass.Well, it _____ me. I _____ that.A. wasn’t; didn’t doB. isn’t ; haven’t doneC. wasn’t ; hadn’t doeD. isn’t; didn’t do47. John took a photograph of you just now.Really? What a pity! I _____.A. Didn’t look B wasn’t looking C. hadn’t looked D. haven’t looked48. Was Tom there when you arrived?Y es, but he _____ home soon afterwards.A. had gone B has gone C. is going D went49. The vegetables didn’t taste v ery good. They _____ for too long.A cooked B. were cooked C. had cooked D. had been cooked50. What’s the matter?The shoes don’t fit properly. They _____ my feet.A. are hurtB. will hurtC. have hurtD. are hurting。
高三英语高考语法知识点归纳总结动词的时态和语态
I read the novel last month. (只说明上个月看了,不涉及现在是否记住)
现在完成时与现在完成进行时的比较
着重表示动作的结果时,用现在完成时
I have read that book.我读过那本书了。(知道那本书的内容)
着重表示动作一直在进行,即动作的延续性时,则用现在完成进行时
(只说明他过去当过木匠不涉及到现在)
一般过去时只表达过去的动作或状态
Hello, I ____ you were in London. How long _________ here?
A. don’t know; were you B. hadn’t known; are you
C. haven’t known; areD. didn’t know; have you been
—Hi, Tracy, you look tired.
—I am tired. I _______ the living room all day.
A. paintedB. had painted
C. have been paintingD. have painted
说明:强调动作从过去到现在的延续
— Oh, I’m terribly sorry. _______.
A. I’m not noticing.B. I wasn’t noticing.
C. I haven’t noticed.D. I don’t notice.
说明:对话的后者显然是在解释刚才不小心冒犯对方时正在做的事情.
一般过去时与过去进行时的比较
Here she comes.她来了。
一般过去时
2025届高三英语一轮复习谓语动词常考时态课件
10. He has written (write) a few letters to his family since he left his hometown.
11. Eating more vegetable and less meatis considered (consider) healthy.
重点语法之谓语
(6). 现在完成时
主动结构:have/has done(动词过去分词) 被动结构:have/has been done(动词过去分词)
时间标志词: already, yet, ever, never, just so far, up to now, by now, till now since(自从...起)+时间点 for/over+时间段
重点语法之谓语
4. Children are running (run) there now.
5. I will finish (finish) the vital experiment with my partners in a week. 6. My father always comes (come) back very late .
重点语法之谓语
练一练
1. I have read (read) five books already.
2. Look! a woman with to children is waiting (wait) for us over there.
3. I will complete (complete) the work by myself in two days.
高三英语专题复习与训练独立主格及动词的时态 (1)
高三英语复习与训练十、十一——独立主格、动词的时态10.独立主格10.1 独立主格独立主格结构的构成:名词(代词)+现在分词、过去分词;名词(代词)+形容词;名词(代词)+副词;名词(代词)+不定式;名词(代词)+介词短语构成。
独立主格结构的特点:1)独立主格结构的逻辑主语与句子的主语不同,它独立存在。
2)名词或代词与后面的分词,形容词,副词,不定式,介词等是主谓关系。
3)独立主格结构一般有逗号与主句分开。
例如:The test finished, we began our holiday. = When the test was finished, we began our holiday. 考试结束了,我们开始放假。
The president assassinated, the whole country was in deep sorrow. = After the president was assassinated, the whole country was in deep sorrow. 总统被谋杀了,举国上下沉浸在悲哀之中。
Weather permitting, we are going to visit you tomorrow.天气允许,我们明天去看你。
This done, we went home. 工作完成后,我们才回家。
The meeting gone over, everyone tired to go home earlier.会议结束后,每个人都想早点回家。
He came into the room, his ears red with cold. 他回到了房子里,耳朵冻得红通通的。
He came out of the library, a large book under his arm. 他夹着本厚书,走出了图书馆absolutecase10.2 with的复合结构作独立主格表示伴随情况时,既可用分词的独立结构,也可用with的复合结构:with +名词(代词)+现在分词/过去分词/形容词/副词/不定式/介词短语。
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我国在“十一五”期间应逐步形成的区域协调发展格局是。A.区域产业优势地位突出B.主体功能定位清晰C.东中西良性互动D.城乡同步发展E.公共服务和人民生活水平差距趋向缩小 薄板气焊时最容易产生的变形是A.角变形B.弯曲变形C.波浪变形D.扭曲变形 椎间盘由以下几部分组成A.前纵韧带B.后纵韧带C.纤维环D.髓核E.软骨板 智能建筑的安全防范系统,其出入口控制系统的传感与报警单元部分,除包括传感器、探测器外,还包括。A.门禁控制器B.处理器C.按钮D.保护隔离器 慢性二尖瓣狭窄血流动力障碍结果造成下列哪种改变A.左房和左室扩大B.左房和右室扩大C.左室扩大D.左室肥厚E.全心扩大 对角膜的描述,错误的是A.富有血管B.富有感觉神经末梢C.无色透明D.占纤维膜的前1/6E.微向前凸 在白酒中的醇含量居多。 人是牛带绦虫的哪种宿主A.中间宿主B.终宿主C.转续宿主D.保虫宿主E.以上均可以 一辆能给人以精神感染、享受美好生活感觉的汽车,需要的精心装饰。A.喷涂作业人员B.机修作业人员C.钣金作业人员 “肝病传肾”发生的机理是A.相克B.相侮C.母病及子D.相乘E.子病犯母 加强型塑料件维修用的工具主要是。A.黏合剂枪和搅拌配料器B.电热工具C.超声波焊枪 下列各项中,不属于人群健康保护措施的是。A.卫生清理B.饮用源地的防护与监测C.生活垃圾及粪便的处置D.防尘 产品销售完成后,企业及时联系客户,询问产品是否符合要求,有何缺陷和不足,有何意见和建议,并进行不断改进的客户关系称为。 下列哪种情况可作3/4冠修复。A.切缘有较小的缺损B.邻面有较大的缺损C.舌面有广泛龋D.扭转前牙E.死髓牙 自然实验法的优点是A、减少人为性,提高真实性B、减少人为性,降低真实性C、提高人为性,增加真实性D、提高人为性,降低真实性 血源性骨髓炎的病理特点是A.死骨及死腔形成B.以骨质增生为主C.以骨质破坏、坏死为主D.骨质破坏、坏死与反应性骨质增生同时存在E.以水肿、细胞浸润和炎症渗出为主 不是心力衰竭代偿机制的是A.Frank-Starling机制B.心肌肥厚C.交感神经兴奋性增强D.RAS激活E.心肌耗氧增加 伤寒的主要传染源为A.伤寒患者B.潜伏期的伤寒患者C.恢复期的伤寒患者D.伤寒暂时带菌者E.伤寒慢性带菌者 施工现场应当设置显着安全警示标志的部位是()。A.现场入口B.所有仓库入口C.作业垃圾堆边沿D.施工电梯、塔吊E.基坑底部 载运多少载重吨的散装货油的国际航线船舶的所有人应进行保险或取得其他财务保证,并持有有效的《油污损害民事责任保险或其它财务保证证书》? 皮质盲的临床特征为以下哪些()A.双眼全盲B.瞳孔对光反应完好C.眼底正常D.VEP异常E.以上均对 下列选项中,不需要办理国有资产产权登记的有()A、国有企业B、国有独资公司投资设立的企业C、国家出资企业D、国家出资企业为了近期内(一年内)出售而持有的股权 音频综合包含下列哪两个面版A、ACP,RMPB、AMU,VHFC、AMU,ACP 抢救青霉素过敏性休克患者,首先采取的措施是()A.立即停药,平卧,皮下注射0.1%肾上腺素B.静脉注射0.1%肾上腺素C.立即通知医生抢救D.立即吸氧,行胸外心脏按压E.静脉输液,给予氢化可的松 气温年较差 关于食管听诊器哪项不正确()A.不能用于新生儿和重症婴儿B.因位于食管内,会导致气道阻塞C.直径有F12、13和F24三种D.心诊器头靠近心脏,心音响且清楚E.容易损伤新生儿食管粘膜 《职业病防治法》所指的职业病是。A.企业、事业单位和个体经济组织等用人单位的劳动者在职业活动中,因接触粉尘、放射性物质和其他有毒、有害因素而引起的疾病B.劳动者因接触作业场所有毒有害因素而引起的疾病C.劳动者在工作中所患的疾病 甘薯收刨时间如何确定? 宜用中火炒炭的药物是A.蒲黄B.山楂C.地榆D.干姜E.栀子 关于改善病情抗风湿药的应用下列说法错误的是A.多数药物起效较慢,急性期需要联合应用非甾体抗炎药B.有预后不良因素者应早期联合应用改善病情抗风湿药C.生物制剂起效快,不属于改善病情抗风湿药D.使用过程中需要监测药物不良反应E.可以改善和延缓病情进展 下列哪几项是气管异物的常见症状()A.咳嗽B.喘鸣C.呼吸困难D.咯血E.发热 电化学探头法测定水中溶解氧,装置膜电极时,膜内有气泡可以用手将膜抹平来赶走气泡A.正确B.错误 关于急性血源性骨髓炎的特点,不正确的是A.常见于10岁以下儿童B.多发生在长骨的干骺端C.最常见的致病菌为链球菌D.早期确诊主要依靠局部分层穿刺E.X线检查一般在发病2周左右才显示骨质破坏和骨膜反应 高速公路紧急电话系统由安装在公路两侧的紧急电话亭(分机)和两部分组成。A、无线紧急电话系统B、高速公路管理中心紧急电话中心控制台C、车载紧急电话系统D、各高速支队紧急电话处理部门 我国年辐射总量的地理分布是自沿海向内陆。 叩出Damoiseau曲线时应存在A.蜂窝状积液B.中等量积液伴胸膜黏连C.少量积液D.中等量积液无胸膜增厚、黏连E.大量胸腔积液 成人右手占体表面积的。A.1%B.2.5%C.3%D.3.5%E.5% 装有可燃性油浸电力变压器的车间内变电所,当设在级耐火等级的建筑物内时,建筑物应采取局部防火措施。A.一B.二C.三D.四 来自γ相机的模拟信号经过哪种器件变成计算机的数字信()A.电压-电流转换器B.模拟-数字转换器C.变压器D.数字-模拟转换器E.放大器 (CH3CH2)3CH所含的伯、仲、叔碳原子的个数比是。A、3:3:1B、3:2:6:4:1D、9:6:1