期中复习题(学生版)
中考物理初中上学期期中复习14:变阻器(学生版)
初中物理九年级上学期期中复习14:变阻器一、变阻器1.(封开模拟)导体对电流都有阻碍作用,表示其阻碍作用的大小。
滑动变阻器是通过改变接入电路中来改变电阻,如图所示为滑动变阻器的四种接线方法,当滑片P移动时,可改变电阻大小的接法是。
A.B.C.D.2.(金山模拟)在“用滑动变阻器改变电路中的电流”实验中,连接电路时开关应该处于(选填“断开”或“闭合”)状态,将电流表联在电路中,闭合开关前滑动变阻器的滑片P应移到阻值处,目的是。
3.(九上·松北期末)实验室中某个常用的滑动变阻器铭牌上标有:“20Ω 2A”。
其中“2A”的物理意义是________;“20Ω”表示此滑动变阻器的最大阻值为________Ω。
4.(九上·柳州期末)某滑动变阻器的铭牌如图所示,则该滑动变阻器的标示值是________ Ω:当滑片向D端移动时,它接入电路的电阻值________(填“变大”、“变小”或“不变”)。
5.(九上·滨州开学考)滑动变阻器的使用:(1).滑动变阻器接入电路时,两个接线柱要“一上一下”。
与需要调节的用电器联。
(选填“串”或“并”)(2).闭合开关前,滑片要滑到阻值(选“最大”“最小”)的位置。
(3).用滑动变阻器控制灯泡亮度:请在右面的方框中画出对应的电路图。
6.(贺州)如图所示,电路中一根导线已经与滑动变阻器的B接线柱连接,当滑动变阻器的滑片P向左移动时,要使滑动变阻器的电阻变小,另一根导线应与滑动变阻器的(选填“A”、“C”或“D”)接线柱连接,滑动变阻器是通过改变电阻丝的来改变电阻的大小。
7.(九上·睢宁月考)如图所示是滑动变阻器的结构示意图,CD间的电阻为Ω。
若R AB=100Ω,R BD=60Ω,则AC间的电阻为Ω。
8.(九上·南昌月考)滑动变阻器是通过改变接入电路中电阻丝的长度来改变电阻的。
某滑动变阻器的铭牌上标有“50Ω,1A”的字样,它表示此滑动变阻器的最大阻值是50Ω,“1A”表示允许通过它的________。
中考物理初中上学期期中复习2:内能(学生版)
初中物理九年级上学期期中复习02:内能一、内能1.(八下·宝山期末)内能的单位是()A. 牛顿B. 焦耳C. 摄氏度D. 瓦特2.(九上·通榆月考)学习了热学知识以后小亮发表了下面的看法,其中正确的是()A. 物体吸收热量,温度一定升高B. 物体举得越高,物体的内能越大C. 扩散现象说明分子在不停地做无规则运动D. 温度为-40℃的冰块没有内能3.(八下·桥西期末)关于温度、热量和内能,下列说法正确的是()A. -20℃的冰块也具有内能B. 只要物体放出热量,温度就一定降低C. 物体温度越高,含有的热量越多D. 热量总是从内能大的物体传递给内能小的物体4.(合肥模拟)下列说法中错误的是()A. 热量有可能从内能小的物体向内能大的物体转移B. 物体温度升高,不一定吸收热量,但内能一定增加C. 物体的内能与温度有关,只要温度不变,内能一定不变D. 物体的机械能增加时,其内能不一定增加5.(涡阳模拟)关于温度、热量、内能说法正确的是()A. 在相同温度下,1kg的水含有热量比1kg冰含有热量多B. 热量总是从内能多的物体传给内能少的物体C. 物体吸收热量,温度不一定升高D. 物体温度升高,一定是吸收了热量6.(攀枝花)端午节到了,家人团聚常食用咸鸭蛋。
咸鸭蛋的制作方法之一:在洗净的鸭蛋表面涂抹白酒,粘上盐后用纸包起来,放置一段时间后就变咸了。
从分子运动的角度看,鸭蛋变咸属于现象。
煮咸鸭蛋时,咸鸭蛋温度升高,内能(选填“增加”“减少”或“不变”)。
7.(昆明)小明家有两口轻重不同的铁锅,长期使用的过程中发现:把菜倒入火辣辣的锅中,如果用重的那口,火力依旧,很适合“爆炒”;如果用轻的那口,火力大减,立刻就变得“温吞吞”的。
这是因为重的那口锅,内能较,温度降低得较的缘故。
8.(八下·嘉定期末)判断下列说法是否正确,正确的打“√”,错误的打“×”,并请说明理由或举出反例。
2024-2025学年部编版小学三年级上学期期中语文试题与参考答案
2024-2025学年部编版语文小学三年级上学期期中复习试题(答案在后面)一、基础知识与积累(本大题有9小题,每小题4分,共36分)1、找出下面词语中的错别字,并改正。
(5分)词语:公圆2、根据拼音写出汉字。
(5分)píng guǒ3、下列词语中,字音相同的是()A. 奔跑(bēn pǎo)、波纹(bō wén)、坡道(pō dào)B. 风景(fēng jǐng)、晴朗(qíng lǎng)、镜子(jìng zi)C. 飞快(fēi kuài)、愉快(yú kuài)、愉快(qǔ kuài)D. 美丽(měi lì)、道理(dào lǐ)、里面(lǐ miàn)4、下列句子中,用词不当的是()A. 小明今天穿了一件红色的衣服,非常漂亮。
B. 妈妈把家里打扫得干干净净,真是个好妈妈。
C. 老师在课堂上讲解了数学难题,同学们都听得津津有味。
D. 我把这本书看完了,觉得很有趣。
5、选出下列词语中加点字的正确读音。
(2分)清澈(A. chè B. cè)6、根据课文内容填空。
(3分)《秋天的雨》中写道:“秋天的雨,有一盒_________ 的颜料。
”7、(根据拼音写词语)yīn xiù ,yíng yīn ,zhuójī ,shēn qiū ,cèng lì8、(根据意思写词语)(1)形容非常劳累的样子。
(2)比喻人不知道或不在意。
9、下列词语中,哪一个词语的意思与其他三个不同?请选出并解释。
(5分)A. 欢腾B. 愉悦C. 快乐D. 忧伤二、阅读理解(本部分有2大题,每大题15分,共30分)第一题阅读下面的文章,回答问题。
《小熊种树》在一个遥远的森林里,住着一只可爱的小熊。
小熊喜欢树木,他常常说:“树木是森林的宝贝,我们要爱护它们。
8B 期中复习题(学生版版)
8B 期中复习题(2)词汇1.过去和现在______________________2. 过去常常______________________3.非常了解______________________4.在......的北部______________________5.结婚______________________6.空气污染______________________7.在某种程度上______________________ 8.迷路______________________9.偶尔,不时______________________ 10.准时______________________11.没有时间做某事____________________ 12.采访某人______________________13.相互保持联系______________________ 14.出国______________________15.与某人交流______________________ 16.感觉有点孤独______________________ 17.习惯于______________________ 18.近几年______________________19一生______________________ 20.开阔的空地______________________21一整天______________________ 22.去了某地______________________23.去过某地______________________ 24.出差______________________25.一对______________________ 26.动身去机场______________________27.玩的真高兴______________________ 28.看起来像______________________29.文字处理______________________ 30.在......的顶部______________________31.在......的底部______________________ 32.预定门票和旅馆______________________ 33.由......组成______________________ 34.放松的好去处______________________ 35.搜索信息______________________ 36.怎样处理这些书______________________37.增强我对过去知识的了解______________________38.撞到岩石______________________ 39.筋疲力尽______________________40.决定读什么______________________ 41.摔倒______________________42.为某人留出一些时间_________________ 43.一次______________________二.用since和for填空1. ______ two years2._______ two years ago3. _______ last month4.______ 19995._______ yesterday6. _______ 4 o’clock7. ______ 4 hours8._______ an hour ago9. _______ we were children 10. _____ lunch time 11.______ she left here12. He has lived in Nanjing ________ the year before last.13. I’ve known him __________ we were children.14. Our teacher has studied Japanese _________ three years.15. She has been away from the city ___________ about ten years.16. It’s about ten years __________ she left the city.三.瞬间性动词变为延续性动词borrow / lend→___________ buy→___________ finish / end→___________ arrive →__________ begin / start→___________ open→___________close→___________ die→___________ leave→___________go to school→___________ get up→___________ fall asleep→___________fall ill→___________ get to know→___________ lose→___________become→___________ return / come back / get back→___________join the army→___________ receive / get a letter→___________ ,catch / get a cold→___________ begin to study→___________四.延续性动词和瞬间性动词之间的转化1.He died 10 years ago. ---- He ___has been dead___ for 10 years / since 10 years ago.2. He borrowed the book 2 weeks ago. ------- He _____________the book for 2 weeks.3. He bought the motorbike a month ago. ------ He ___________the motorbike for a month.4. He arrived here three days ago. ------ He ____________here since three days ago.6. He left here 2 years ago. ------- He ____________from here for 2 years.7. The film began 30 minutes ago. ------ The film __________ for 30 minutes.9. They closed the door an hour ago. -------- The door ___________for an hour.10. He joined the army last year. He _____________ the army for a year.五.动词过去式变化catch___________ __________ teach___________ __________keep___________ __________ feel___________ __________ mean___________ __________ hold___________ __________spit___________ __________ stand___________ __________ drink___________ __________ come___________ __________throw___________ __________ drive___________ __________ choose___________ __________ fall___________ __________mistake___________ __________ lie___________ __________beat___________ __________ will___________ __________bear___________ __________ draw___________ __________hit___________ __________ leave___________ __________lend___________ __________ lose___________ __________meet___________ __________ rise___________ __________set___________ __________ sing___________ __________sleep___________ __________ shake___________ __________六.句型转换:1.He has already gone home.He _________ __________ home ____________. (否定句)____________ he __________ home ___________? (一般疑问句)2.He has lunch at home.He __________ _____________ lunch at home. (否定句)____________ he __________ lunch at home? (一般疑问句)3.He has been there twice.__________ __________ ________ __________ he been there? (划线提问)4.I have lunch at school.__________ __________ you ____________ lunch? (划线提问)。
部编版2022-2023学年八年级下册语文期中复习:字音(学生版+教师版)
部编版2022-2023学年八年级下册语文期中复习:字音一、单选题1.()下列词语中加点字的注音全都正确的一项是()A.仿佛(fú)吹角(jiǎo)溺炕(nì)官衔(xián)B.繁星(fán)葫芦(hú)应差(chā)纯洁(chún)C.油坊(fáng)舍茶(shè)施粥(zhōu)鼓吹(chuī)D.灯谜(mí)除夕(xī)吩咐(fù)皎洁(jiǎo)2.()下列词语中加点字的注音有误的一项是()A.安塞(sài)飞溅(jiàn)闭塞(sè)晦暗(huì)B.烧灼(shuò)磅礴(páng)亢奋(kàng)冗杂(rǒng)C.戛然(jiá)恬静(tián)骤雨(zhòu)震撼(hàn)D.思绪(xù)沉稳(wěn)淋漓(lín)羁绊(jī)3.()下列加点字的注音完全正确的一项是()A.糜子(mí)延安(yán)树梢(shāo)柳林铺(pù)B.心窝(wō)油馍(mó)脑畔(pàn)白羊肚(dù)C.浪花(làng)眼眶(kuāng)登时(dēng)天安门(ān)D.气喘(c huǎn)肩膀(bǎng)明镜(jìng)赤卫军(chì)4.()下列词语中加点字的注音全都正确的一项是()A.絮叨(wěn)撺掇(chuàn)家眷(juàn)行辈(hánɡ)B.怠慢(dài)船橹(lǔ)归省(shěnɡ)不惮(dàn)C.竹篙(ɡāo)松懈(xiè)晌午(shǎnɡ)凫水(fú)D.旺相(xiānɡ)潺潺(chán)舀水(yǎo)屹立(yì)5.()下列各组词语中,加点字的读音全都正确的一组是()A.幽悄(qiào)静穆(mù)犬吠(fèi)斡旋(wò)B.皎洁(jiǎo)施粥(zhōu)思慕(mù)骠骑(piāo)C.争讼(sòng)领域(yù)鹦鹉(yīng)可悯(mǐn)D.点缀(zhuì)磷火(lín)谈吐(tù)褪色(tuì)6.()下列加横线字的注音全部正确的一项是()A.糜子(méi)贮藏(zhù)白羊肚手巾(dù)B.柳林铺(pū)脑畔(pàn)慰藉(jiè)C.哺育(fǔ)外溢(yì)一气呵成(hē)D.惬意(qiè)差使(chāi)米酒油馍(mó)7.()注音全都正确的一项是()A.归省xǐng 不惮dàn 撺掇chuàn 蕴藻yùnB.恬静tián 晦暗huì冗杂rǒng 戛然jiáC.羯鼓jié 铮铮zhèn 花坞wù 霍然huàD.戏谑xuè 粗犷kuàng 作孽niè 屈从qū8.下列加粗字的注音完全正确的一项是()A.焚身(fén)神龛(hé)斡旋(wò)B.皎洁(jiǎo)锵然(jiāng)宫衔(xián)C.争讼(sòng)鹦鹉(yīng)可悯(mǐn)D.联珑(lǒng)姊妹(zǐ)褪色(tuì)9.()下列加点字的注音有误的一项是()A.斯石英也应该出现在压力极高的地壳(ké)深处。
【2024年春季期】五年级下册语文期中复习试卷:第四单元综合训练(学生版)
【2024年春季期】五年级下册语文期中复习试卷:第四单元综合训练一、基础运用1.读拼音,写词语。
xiāo sǎméng lóng jì jìng wú yōu wú lǜbǐng xīzāo yāng mǐn jiéyì sī bù gǒu2.下列句子中的加点词语使用不恰当的一项是()A.妈妈缝衣服时不小心一针见血....,手指受伤了。
B.听了妈妈讲的这个感人的故事,我不由自主....地流下了眼泪。
C.犯了错误的小明站在妈妈面前,脸涨得通红,低着头一声不吭....。
D.他刚才还在不停地讲昨天的见闻,这会儿却一言不发,一副若有所思....的样子。
3.将下列句中的画线部分换成合适的词语。
(1)这篇文章评论当今社会问题,真是直截了当,切中要害。
(2)病人一声不吭,他双手紧紧抓住身下的白床单,手背青筋暴起,汗珠像下雨似的往下掉,形容出汗很多。
(3)中华汉字,生动形象。
传播文明,功绩等达到了顶点,无人可以相比。
(4)当你写下“人”这个字的时候,不禁很自然地产生敬意。
(5)毛主席用食指按着紧锁的眉头,抑制不住自己的感情地喃喃着。
4.(2024六上·巩义期末)书香少年①自去自来堂上燕相对柴门月色新②已诉征求贫到骨健如黄犊走复来③忆年十五心尚孩蓬门今始为君开④花径不曾缘客扫正思戎马泪盈巾⑤白沙翠竹江村暮相亲相近水中鸥5.品析句子。
(1)他红着眼睛,像一头发怒的豹子,样子十分可怕。
这句话是对军长的描写。
此时的军长,所以像一头发怒的豹子。
(2)秘书将电报记录稿交主席签字的一瞬间,主席下意识地踌躇了一会儿,那神情分明在说,难道岸英真的回不来了?父子真的不能相见了?主席黯然的目光转向窗外,右手指指写字台,示意秘书将电报记录稿放在上面。
这句话是对主席的描写,体现了主席。
6.按要求完成练习。
(1)照样子,写词语。
一动不动(ABCB式):、、风尘仆仆(ABCC式):、、(2)青山处处埋忠骨,何须马革裹尸还。
期中复习题学生版
集合运算及子集个数;简易逻辑1.i 是虚数单位,若集合{1,0,1}S =-,则A .i S ∈B .2i S ∈C .3i S ∈D .2S i ∈ 2.集合{|lg 0}M x x =>,2{|4}N x x =≤,则M N = ( )A. (1,2)B. [1,2)C. (1,2]D. [1,2]3.设集合A={3123|≤-≤-x x },集合B 为函数)1lg(-=x y 的定义域,则A ⋂B=(A )(1,2) (B )[1,2] (C )[ 1,2) (D )(1,2 ]4.已知集合A={x |x 2-x -2<0},B={x |-1<x <1},则(A )A ⊂≠B (B )B ⊂≠A (C )A=B (D )A ∩B=∅5.已知全集{0,1,2,3,4}U =,集合{1,2,3}A =,{2,4}B =,则B A C U )(为(A){1,2,4} (B){2,3,4} (C){0,2,4} (D){0,2,3,4}6.若全集U R =,集合{1}{|0}A x x x x =≥≤ ,则U C A = .7.设集合{}1,A x x a x =-<∈R ,{}2,B x x b x =->∈R .若A B ⊆,则实数,a b 必满足( ).A.3a b +≤B.3a b +≥C.3a b -≤D.3a b -≥8.设集合{}1,A x x a x =-<∈R ,{}15,B x x x =<<∈R .若A B =∅I ,则实数a 的取值范围是( ). A.{}06a a ≤≤ B .{}2,4a a a ≤≥或 C .{}0,6a a a ≤≥或 D .{}24a a ≤≤9.已知集合A{x| 2x -3x +2=0,x ∈R } , B={x|0<x <5,x ∈N },则满足条件A ⊆C ⊆B 的集合C 的个数为A 1B 2C 3D 410.命题“存在实数x ,使x > 1”的否定是(A )对任意实数x , 都有x >1 (B )不存在实数x ,使x ≤1(C )对任意实数x , 都有x ≤1 (D )存在实数x ,使x ≤111.已知命题p :∀x 1,x 2∈R ,(f (x 2)-f (x 1)(x 2-x 1)≥0,则⌝p 是(A) ∃x 1,x 2∈R ,(f (x 2)-f (x 1)(x 2-x 1)≤0(B) ∀x 1,x 2∈R ,(f (x 2)-f (x 1)(x 2-x 1)≤0(C) ∃x 1,x 2∈R ,(f (x 2)-f (x 1)(x 2-x 1)<0(D) ∀x 1,x 2∈R ,(f (x 2)-f (x 1)(x 2-x 1)<012."1""||1"x x >>是的A .充分不必要条件 B.必要不充分条件C .充分必要条件D .既不充分又不必要条件13.设x ∈R ,则“x>12”是“2x 2+x-1>0”的A.充分而不必要条件B.必要而不充分条件C.充分必要条件D.既不充分也不必要条件14.设{1,2}M =,2{}N a =,则“1a =”是“N M ⊆”则( )A .充分不必要条件B .必要不充分条件C .充分必要条件D .既不充分又不必要条件15.若,a b 为实数,则 “0<ab<1”是“b<a 1”的 DA .充分而不必要条件B .必要而不充分条件C .充分必要条件D .既不充分也不必要条件函数零点方程的根考查方式及做题思想①确定函数零点;②确定函数零点的个数;做题思想:一用定义;二用图像1. f (x )=2x +3x 的零点所在的一个区间是( ).A .(-2,-1)B .(-1,0)C .(0,1)D .(1,2)2.在下列区间中,函数()43x f x e x =+-的零点所在的区间为(A )1(,0)4- (B )1(0,)4 (C )11(,)42 (D )13(,)243.函数f (x )=⎩⎪⎨⎪⎧ x 2+2x -3,x ≤0,-2+ln x ,x >0的零点个数为( ).A .0 B .1 C .2 D .34已知函数()y f x =的周期为2,当[1,1]x ∈-时2()f x x =,那么函数()y f x =的图象与函数|lg |y x =的图象的交点共有(A )10个 (B )9个 (C )8个 (D )1个5.函数()xx x f ⎪⎭⎫⎝⎛-=2121的零点个数为( ). A .0 B .1 C .2 D .36.若关于x 的方程x 2+mx+1=0有两个不相等的实数根,则实数m 的取值范围是A .(-1,1)B .(-2,2)C .(-∞,-2)∪(2,+∞)D .(-∞,-1)∪(1,+∞)初等函数指对幂的考查方式:相关定义及公式,图像及性质1.(2log 9)·(3log 4)=(A )14 (B )12 (C )2 (D )42.当0<x ≤12时,4x <log a x ,则a 的取值范围是(A )(0,22) (B )(22,1) (C )(1,2) (D )(2,2)3.函数1()ln(1)f x x =+的定义域为(A)[2,0)(0,2]- (B)(1,0)(0,2]- (C)[2,2]- (D)(1,2]-4.下列函数中,既是奇函数又是增函数的为( )A. 1y x =+B. 2y x =-C. 1y x = D. ||y x x =5.设函数211()21x xf x x x ⎧+≤⎪=⎨>⎪⎩,则=))3((f f6.已知函数f(x)=⎩⎨⎧2x , x >0x +1,x≤0,若f(a)+f(1)=0,则实数a 的值等于A .-3B .-1C .1D .3函数,则满足2)(≤x f 的x 的取值范围是7.设 A .1[-,2] B .[0,2] C .[1,+∞] D .[0,+∞]⎩⎨⎧>-≤=-1,log 11,2)(21x x x x f x8.函数1()12x y =+的图象关于直线y =x 对称的图象像大致是9.若函数()|2|f x x a =+的单调递增区间是),3[+∞,则a =________。
人教版数学初二上学期期中试题与参考答案(2024年)
2024年人教版数学初二上学期期中复习试题(答案在后面)一、选择题(本大题有10小题,每小题3分,共30分)1、题目:已知一个长方形的长为8cm,宽为5cm,求该长方形的对角线长度。
A. 6cmB. 10cmC. 12cmD. 13cm2、题目:一个班级有学生40人,其中男生人数是女生人数的1.5倍,求该班级男生和女生的人数。
A. 男生30人,女生10人B. 男生25人,女生15人C. 男生35人,女生5人D. 男生20人,女生20人3、若一个矩形的长是宽的3倍,且其周长为48厘米,则该矩形的面积是多少平方厘米?A. 64B. 108C. 128D. 1444、已知直角三角形的两个锐角之比为1∶2,那么这两个锐角分别是多少度?A. 30°, 60°B. 45°, 45°C. 60°, 30°D. 以上都不正确5、一个长方形的长是10厘米,宽是5厘米,它的面积是()A. 25平方厘米B. 50平方厘米C. 100平方厘米D. 200平方厘米6、一个正方形的周长是24厘米,那么它的边长是()A. 2厘米B. 4厘米C. 6厘米D. 8厘米7、已知一个正方形的边长为(a),如果它的边长增加到原来的1.5倍,则新正方形的面积与原正方形面积之比是多少?A.(1.5:1)B.(2.25:1)C.(3:1)D.(1.52:1)8、若一个等腰三角形的底角为(70∘),则顶角的度数是多少?A.(40∘)B.(50∘)C.(60∘)D.(70∘)9、若直角三角形的两条直角边长分别为3和4,则斜边的长度是()A. 5B. 7C. 8D. 10 10、一个长方形的长是10厘米,宽是8厘米,那么它的面积是()A. 80平方厘米B. 90平方厘米C. 100平方厘米D. 120平方厘米二、填空题(本大题有5小题,每小题3分,共15分)1、若(x−3=7),则(x=)______ 。
【2024年春季期】五年级下册语文期中复习试卷:第三单元综合训练(学生版)
【2024年春季期】五年级下册语文期中复习试卷:第三单元综合训练一、基础运用1.读拼音,写词语。
xiāo sǎméng lóng jì jìng wú yōu wú lǜbǐng xīzāo yāng mǐn jiéyì sī bù gǒu2.下列关于汉字的说法,不正确的是()A.汉字是世界上使用人口最多的文字,曾对周边国家的文化产生过重要影响。
B.汉字字体的演变历史:甲骨文——金文——小篆——隶书——楷书。
C.甲骨文主要在商周时期使用,是我们目前所能见到的最早的成熟汉字。
D.甲骨文是刻在贝壳上的文字,最初是由河南安阳小屯村的农民发现的。
3.判断下列说法是否正确,用“正确”“错误”表示。
(1)我国有文字可考的历史是从商朝开始的。
(2)金文是铸刻在铜器上的文字,字形线条粗壮。
(3)普通话不是国家通用语言文字。
(4)甲骨文是刻在龟甲或兽骨上的文字,主要在唐宋时期使用。
(5)《门内添“活”字》这个故事赞扬了杨修的聪明、机智。
(6)研究性报告有多种形式,研究的目的、方法、结果等内容是可有可无的。
4.找出下列句子中的错别字,找出来,并改正在后面的横线上。
(1)串串花惠齐绽,洁白的流苏如画。
(2)我们不胜奇烦,以后便将饭罐和水盆放在一起。
(3)它永远不反抗公鸡,有时候却欺侮最中厚的鸭子。
(4)猫会跳上桌来,在搞纸上采印几朵小梅花。
5.口语交际。
小明同学的字写得不好看,同学们劝他认真练习,他却说:“现在电脑和智能手机已经很发达了,都有汉字输入功能,以后就不需要用笔在纸上写字了,字写得不好看也没关系。
”如果你是他的同学,你会如何劝诫他?6.选择正确答案的序号填空。
(1)第一个发现和研究甲骨文的人是()A.顾炎武B.王懿荣C.欧阳询D.陈双新(2)下列属于内形外声的字是()A.匪B.固C.葡D.问(3)“ ”这个象形字的简体字是()A.马B.车C.象D.狗(4)把下列书法字体的特点的序号填在相应的横线上。
【2024年春季期】五年级下册语文期中复习试卷:第二单元综合训练(学生版)
【2024年春季期】五年级下册语文期中复习试卷:第二单元综合训练一、基础运用1.看拼音,写词语。
(1)诸葛亮和lǚsù把二十条船开到了曹军shuǐzhài前,让军士们在船上擂鼓nà hǎn。
(2)红日就要xī zhuì,yòu jī yòu kě的他一抬头qià qiǎo看到了前面的矮墙上贴着一张guān fǔ的榜文。
他tuōzhe疲惫的身子走了过去。
2.下列外貌描写与人物对应正确的一项是()A.身长八尺,豹头环眼,燕颔虎须,声若巨雷,势如奔马。
(猪八戒)B.身长九尺,髯长二尺;面如重枣,唇若涂脂;丹凤眼,卧蚕眉。
(关羽)C.卷脏莲蓬吊搭嘴,耳如蒲扇显金睛。
獠牙锋利如钢锉,长嘴张开似火盆。
(张飞)D.面若中秋之月,色如春晓之花。
鬓若刀裁,眉如墨画,面如桃辦,目若秋波。
(林黛玉)3.课本直通车。
(1)《草船借箭》让我们认识了的曹操、的鲁肃、的周瑜、的诸葛亮,这些人物形象家喻户晓。
(2)通过本单元的学习,我知道《景阳冈》选自名著《》,这部名著共塑造了位个性鲜明、有血有肉的好汉形象;《猴王出世》选自名著《》,我还知道这部名著中的其他故事:、、等;《红楼春趣》讲述的是的故事。
(3)《鸟鸣涧》的作者是代诗人。
该诗的前两句是,。
4.按要求完成练习。
(1)宝玉细看了一回,只见这美人做的十分细致,心中欢喜,便叫:“放起来!”(用修改符号修改病句)(2)怎么敢跟都督开玩笑?(改为陈述句)(3)大虫见掀他不着,吼一声。
(改为夸张句)(4)武松立住了,问道:“叫我做甚么?我又不少你酒钱,唤我怎地?”(改为转述句)(5)周瑜妒忌诸葛亮。
(扩句)5.品析句子。
(1)他笑着说:“雾这么大,曹操一定不敢派兵出来。
我们只管饮酒取乐,雾散了就回去。
”人物:描写方法:描写性格特点:(2)欲待发步再回酒店里来,寻思道:“我回去时,须吃他耻笑,不是好汉,难以转去。
”人物:描写方法:描写性格特点:(3)他瞑目蹲身,将身一纵,径跳入瀑布泉中,忽睁睛抬头观看,那里边却无水无波,明明朗朗的一架桥梁。
【2024年春季期】六年级下册语文期中复习试卷:第一单元综合训练(基础卷)(学生版)
【2024年春季期】六年级下册语文期中复习试卷:第一单元综合训练(基础卷)一、基础运用1.看拼音写词语,注意书写规范..。
..、端正..、整洁luò tuo suàn bàn là bāáo zhōu tián nìnóng chóu2.给下列加点字选择正确的读音。
正.月(zhēng zhèng)掺.和(chān cān)嘟囔.(nāng rāng)栗.子(sù lì)机杼.(zù zhù)札.札(zhá yà)脉.脉(mài mò)吞噬.(sì shi)僧.人(sēng sēn)根据课本内容判断下列说法是否正确,用“正确”“错误”表示。
3.《北京的春节》重点写了腊八、腊月二十三、除夕、正月初一、正月十五这几天,其他的日子则一笔带过。
即使重点写腊八、初一,也不是铺开写,而是突出写最具特色的一两个民俗活动,给人印象颇深。
4.诗人在《十五夜望月》一诗中借“不知秋思落谁家”委婉地表达了送别友人时的不舍之情。
5.《腊八粥》选自老舍先生的《北京的春节》。
6.按要求完成练习。
(1)花生仁脱了它的红外套,这是不消说的事。
(仿写句子,注意加点的部分)(2)这的确是美好快乐的日子。
(改为双重否定句)(3)“白云观外的广场上有赛轿车赛马的,在老年间,据说还有赛骆驼的。
”人们赛马会是怎样的情景?想象当时的场景,试着用一段话写一写。
(至少用上一种修辞手法和一个成语)(4)口语交际。
小蕾同学在学校“春雨杯”作文大赛中获得了特等奖,颁奖典礼上,主持人邀请小蕾即兴发表获奖感言,她会如何发言呢?7.(2023六下·合肥期中)生活中的语文在公交车上,爱心座位坐着年轻人,老年人就站在一边。
你看到之后,怎么劝说年轻人让座呢?二、现代文阅读课内阅读。
期中复习04生物部分易错专题-浙教版科学2023-2024第一学年七年级上期中复习-学生版
期中复习04 生物易错专题气息666易错1:生物与非生物的特征与表现对应混淆1.(2021秋·浙江·七年级期中)“春种一粒粟,秋收万颗子”。
你认为,这一过程主要体现的生命现象是()A.遗传和变异B.生物体需要营养C.对外界刺激作出反应D.生长和繁殖2.(2022秋·浙江宁波·七年级阶段练习)下列诗词中所描述的生命现象与所体现的生物的特征,不相符的是()A.A B.B C.C D.D易错2:细胞结构中的各部分功能死记硬背,不会灵活运用3.(2023·浙江·一模)我国农业专家成功培育多年生水稻。
该水稻栽种一次,就可实现35年(每年收获2季)的稻作生产。
多年生水稻不同于一年生水稻,主要是因为细胞中的哪个结构()A.细胞质B.细胞核C.叶绿体D.液泡4.(2022秋·浙江杭州·七年级统考期末)袁隆平院士研发的新品种巨型稻,2021年11月在浙江龙泉迎来丰收,巨型稻平均高度2m,单穗粒数可达680粒,比普通稻多3倍,实现袁老禾下乘凉梦。
下列对巨型稻的叙述正确的是()A.细胞的体积是普通水稻细胞体积的3倍大B.多次加工稻谷后得到的精米属于果实C.植株高大主要是受到植物细胞的细胞核控制D.扎入土壤深处的根部细胞壁控制水分和养分吸收易错3:不会实际对输导组织的功能运用解题5.(2023·浙江·一模)为治理春季杨柳飞絮造成的空气污染,园艺师像给病人打针一样,给杨柳注射一种抑制剂,通过抑制花芽分化来减少飞絮的形成。
抑制剂应注入到树干的()A.营养组织B.输导组织C.保护组织D.分生组织易错4:动物与植物组织及器官功能名称等混淆6.(2022秋·浙江·七年级期中)下列关于生物的结构层次判断正确的是()A.用热水烫番茄,很容易从番茄表面撕下一层“皮”,这层“皮”属于上皮组织B.猕猴桃含有维生素C,有很高的营养价值,所以猕猴桃果实属于营养器官C.多细胞生物体的结构层次中,植物的根与动物的骨骼肌属于同一结构层次D.血管在体内分布广泛,与血液同属于结缔组织7.(2021秋·浙江绍兴·七年级校考期中)下列关于动植物体结构的叙述正确的是()A.一个生物体可以有一个细胞构成B.构成动植物的细胞在结构上都一样C.上皮组织、输导组织、营养组织都属于植物的基本组织D.植物的叶、花、种子和人体的胃、心脏、血液都属于器官易错5:动物分类中各类别特征级特殊物种分类混淆8.(2023秋·浙江·七年级阶段练习)关于动物的分类,下列说法正确的是()A.蝙蝠是鸟类B.鲸鱼是鱼类C.蜻蜓是昆虫D.蚂蚁是爬行动物9.(2023·浙江·一模)鼠曲草是本地用于制作清明馃的一种菊科植物,茎叶可入药,具有镇咳、祛痰、治气喘和支气管炎以及非传染性溃疡、创伤之用。
中考物理初中上学期期中复习5:热机的效率(学生版)
初中物理九年级上学期期中复习05:热机的效率一、燃料的热值1.(九上·长春月考)火箭发射时用液态氢做燃料,因为液态氢的大,燃烧过程中将燃料的能转化为能。
2.(江西模拟)酒精的热值为3.0×107J/kg,用去一半后,剩余酒精的热值为 J/kg;一个成年人参加一次长跑,身体要消耗6.9×106J的能量,这些能量需要完全燃烧 kg的酒精才能获得。
3.(长春模拟)已知汽油的热值为4.6×107J/kg,完全燃烧0.2kg汽油可以获得 J的热量;汽车在行驶过程中,油箱中的汽油慢慢变少,汽油的热值(选填“增大”、“减小”或“不变”)。
4.(广元模拟)人们常用水给汽车发动机降温,这是因为水的较大,在相同条件下水能带走更多的热量;“可燃冰”作为新型能源,有着巨大的开发、使用潜力,同等条件下,“可燃冰”完全燃烧放出的热量达到煤气的数十倍,说明“可燃冰”的较大。
5.(九上·滨州开学考)关于燃料的热值,以下说法中正确的是()A. 燃料不完全燃烧时的热值比完全燃烧时的热值小B. 燃烧1kg某种燃料放出的热量叫这种燃料的热值C. 燃料燃烧时,随着质量减少,它的热值将逐渐减小D. 燃料的热值与燃料的种类有关,与燃料的质量和燃烧状况无关6.(八下·通州期末)下列关于热值的说法正确的是()A. 燃料燃烧时,用的燃料越多,燃料的热值越大B. 燃料燃烧时,放出的热量越多,燃料的热值越大C. 相同质量的不同燃料燃烧时,放出热量较多的燃料,热值较大D. 相同质量的不同燃料完全燃烧时,放出热量较多的燃料,热值较大7.(邵阳模拟)现代火箭常用液态氢做燃料,氢的热值是1.4×108J/m3,在完全燃烧一样多的燃料时,可以获得更多的能量。
因为液态氢具有()A. 较小的密度B. 较低的沸点C. 较大的比热容D. 较高的热值8.(封开模拟)将一瓶酒精用去三分之一,则剩余酒精的密度、比热容和热值()A. 热值不变,密度、比热容变为原来的三分之二B. 都变为原来的三分之二C. 热值变为原来的三分之二,密度、比热容不变D. 都不变9.(韩城模拟)年3月31日6时45分,中国在酒泉卫星发射中心用长征四号丙运载火箭,成功将高分十二号02星发射升空,卫星顺利进入预定轨道。
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时态练习题1.We _________(not meet) our new neighbors yet, so we don’t know their names.2.The unemployment rate in this district _________(fall) from 6% to 5% in the past two years.3.Population experts predict that most people _________(live) in cities in the near future.4.After he had broken the world record, Rod __________ (go) to a restaurant to celebrate with her friends.5.Before I began this job, I ___________(be) a baby sitter for two years.6.He will have learned English for eight years by the time he ________(graduate) from the university next year.7.Send my regards to your lovely wife when you ____________(write)8.---What’s the matter, Sara? You wear a sad look on your face.---Oh, nothing much. As a matter of fact, I just __________ (think) of my friends back home9.I called Alice many times yesterday evening, but I couldn’t get through. Her brother __________(talk) on the phone all the time!10.The manager as well as the staff ___________(chat) cheerfully during the tea break when the boss came in.11.Unfortunately, when I got there she just _________ (leave), so we only had time for a few words.12.So far, the Shanghai World Expo ___________(prove) to be a great success as people expected.13.I’ve lived a much healthier life since I ____________(give) up smoking.14.According to a housing research organization, the house price in China __________(rise) to its high point by the end of last year.15.Nana ____________(serve) as a photographer for five years in the club, and now she is the CEO.16.At present, a few American companies even ____________(make) deals with Chinese companies to license Chinese technology.17.Isn’t this the third time that you __________(be) late for school this month?18.---Look! Someone _____________(repair) the laptop.----Well, it wasn’t me. I didn’t do it.19.Boys and girls, make sure you __________(write) your names on the test paper before handing them in.20.Up to now, the Hope Project __________(save) thousands of children who would otherwise have died.语态练习1.The manager entered the office and was happy to learn that four-fifths of the tickets _________(book).2.A lot of people often forget that oral exams ___________(design) to test our communicative ability.3.The diamond mine ___________(discover) accidentally by a little boy when he was playing hid-and-seek.4.The number of deaths form heart disease will be reduced greatly if people ____________(persuade) to eat more fruit and vegetables.5.More than a dozen students in that school _____________(send) abroad to study medicine last year.6.With the help of high technology, more and more new substances ______________(discover) in the past years.7.The church tower which _______________(restore) will be open to tourists soon. The work is almost finished.8.Facing the economic depression, every possible means _____________(try) this year to save the company from going bankrupt.9.You can’t move in right now. The library ______________(paint)10.A lot of cars and buses ____________(block) from passing through the highways because of the heavy snow.11.In a certain store where they sell puddings, the customers _______________(allow) to sample them before coming to a decision.12.Since the beginning, the television industry in the US ______________(control) by three companies, the ABC, the CBS, and the NBC.13.---Do you have any problems if you _____________(offer) this job?---Well, I’m thinking about the salary.14.Once harm __________ (do) to the environment, it takes years to have the system recovered.15.The driver _____________(say), according to the newspaper, to have been killed in the traffic accident.16.Although most dreams apparently happen unconsciously, dream activities may ____________(provide) by outside influence.17.Over the Huangpu River _____________(build) four grand bridges in Shanghai so far.18.Each means _______________(try) out to solve the problem, but none if effective.19.After the meeting, we went to the supermarket to do some shopping, only to be told that it ______________(decorate)20.Though he ______________(told) many times, he still had no idea of this complicated concept.语法语篇练习Passage 1As a student, I get so many assignments every day. I have to stay up late in order to finish all my homework. I used to complain about all this pressure ____________school with my classmates. We did not appreciate our teachers for their hard work. We only ______________ (know) that we got a lot of homework.After a few months, we did not complain about homework any more ___________we knew that our teachers worked ______________(hard) than we did. We had no right to complain. Sometimes, we said, “I didn’t go to bed until 12:00 o’clock last night. Now I just want to sleep.” our teacher would answer us, “I go to bed at 1:00 a.m. every day.” Since we knew how hard teachers work, we started to appreciate them. To give our thanks, we wrote a big card to the teachers ____________ it was teachers’ day. When they got our card, they _____________(touch) because their students finally knew the teachers’ effort.After giving the card, I realized _____________ powerful the sentence “thank you” is. When we give our thanks to somebody, the work is full of live. I say “thank you” to my friends, family, classmates, teachers, and even strangers. I like to see the smiles on their faces, so ___________(say) “thank you” every day is the way I make the world a better place.Passage 2A friendly dog named Bonnie, who also happens to be deaf, is being praised by her owner for ______________(help) him catch a suspected intruder in their home.Dan Strasser said he heard Bonnie ____________(run) around the living room at about 6 a.m. Saturday, so he got out of bed to see ____________ she was so excited. He said Bonnie didn’t bark or bite like a guard dog, but how she behaved was enough to alert him.When Strasser walked into the living room, he caught the intruder trying to steal his computer. The man took off, but instead of running out of the back door where he came in, he accidentally ran into the garage and ___________(seize) there.Strasser grabbed his gun and held the intruder in the garage while his girlfriend called 911. police showed up and arrested the intruder, whom they later identified ____________ Thomas Lowell, who was accused in court Monday of burglary (入室行窃) and possession of drug. He is due back in court on Oct.2nd.Strasser said Lowell got in through the back door, which he kept open at night so that Bonnie __________ get into the backyard. He plans to keep it __________(lock) from now on.Passage 3When I was young I wanted to be a model, so I convinced my parents to take me for an audition (试演). I ______________(select) and told I had potential.I imagined _____________(sign) by some famous model companies. For months, any boredom or disappointment I faced was pushed aside because I knew I ______________(have) the chance to be a real model soon.Of course, I wasn’t singed, but what hurt the most was being told that if I grew to 1.75 meters I could be a success. I prayed for a growth spurt (冲刺) because I didn’t want to give up my dream.I made an appointment with a local modeling agency.The agency sent me out on a few auditions, but with every day I didn’t receive a call, I grew more depressed. The final straw came in July when I had decided to focus on commercial modeling. There was an open call in New York City. We spent hours ___________(drive), only to be told that I was too short.Years later, I realize that the trip to New York was good as ___________made me notice I didn’t actually love modeling, just he idea of it. I wanted to be special and I was naively determined to reach an impossible goal. The experience has made me _____________(strong) and that will help me later in the future.Passage 4The cold came a little bit ____________(early) this winter. The weather has been harsh and unforgiving.Beijing witnessed the earliest snowfall since the 1950s on Nov3. Temperatures in many parts of China have hit record lows, with Inner Mongolia suffering from a killer cold of -40 C. Cold weather also brought heavy snowstorm ____________ the US, Russia and Europe, causing deaths and forcing highways to shut down.You may not think they are related in any possible way, but scientists say that the extreme cold started in the North Pole, where the sea ice is melting rapidly __________ _________ the burning of fossil fuels. This summer, the National Snow and Ice Data Center in the US announced that the sea ice coverage in ________Arctic had reached its lowest level with less than half of the coverage it has four decades ago.Large amounts of sea ice loss could change how air circulates in the atmosphere. At the same time, melting sea ice also release more ocean water, which result ______ increased water vapor in the atmosphere that ________ be transferred into snow.Also, the attack of the cold came quickly and without a break this year. This left no time for the temperature to revive (回升), which caused the cold to accumulate.单句填空1 The story was set in the tropical Amazon rainforest. The author visited the rainforest __________ __________ she could find out about what was happening for herself. As I’m sure you know, man is cutting down so many of the forests and trees there. A lot of animals and plants are in danger ___________ ___________this.2 _________you take a photo, you should always check the position of the sun.3 You will succeed in the end ___________you give up halfway.4 I would appreciate it _________ you call back this afternoon for the doctor’s appointment.5 Tom looked upon the test as an obstacle ___________ his classmates regarded it as a challenge.6 _________ most of the earth’s surface is covered by water, fresh water is very rare and precious.7 Small sailboats can easily turn over in the water _____________ they are not managed carefully.8 He was about to tell me the secret ___________someone patted him on the shoulder.9 A good storyteller must be able to hold his listeners’ curiosity ___________ he reaches the end of the story.10 ---Dad, I’ve finished my assignment.---Good, and __________you play or watch TV, you mustn’t disturb me.11 Parents should take seriously their children’s requests for sunglasses ___________eye protection is necessary in sunny weather.12 A dozen ideas were considered _________ the chief architect decided on the design of the building.13 Pop music is such an important part of society __________ it has even influenced our language.14 __________this is only a small town, it’s crowded with tourists who come here all year around.15 ---How long has this bookshop been in business?---____________1982.16 Someone called me up in the middle of the night, but they hung up ________ I could answer the phone.17 The WTO cannot live up to its name ___________ it does not include a country that is home to one fifth of mankind.18 The men will have to wait all day __________the doctor works faster.19 He made a mistake, but then he corrected the situation ___________ it got worse.20 Scientists say it may be five or six years ________it is possible to test this medicine on human patients.21 We were swimming in the lake _________ suddenly the storm started.22 It is almost five years __________ we saw each other last time.23 ___________he has limited technical knowledge, the old worker has a lot of experience.24 The cost of living in Glasgow is among the lowest in Britain, __________the quality of life is probably one of the highest.25 The weather was _________cold that I didn’t like to leave my room26 ----Did you return Fred’s call?---I didn’t need to ____________I’ll see him tomorrow.27 All people, ___________they are old or young, rich or poor, have been trying their best to help those in need since the disaster.28 __________ the Internet is of great help, I don’t think it’s a good idea to spend too much timeon it.29 Nancy enjoyed herself so much _________ she visited her friends in Sydney last year.30 John thinks it won’t be long ___________he is ready for his new job31 It was a nice meal, __________a little expensive.32 Our teacher often tells us :”__________there is a will, there’s a way.”33 She was moving out of her old apartment ___________ she suddenly realized that the key to the new apartment wasn’t on her.34 Mother made a promise that __________I passed the college entrance examination she would buy me a mobile phone.35 __________the day went on, the weather got worse in some provinces.36 The young couple are trying to save as much money as possible so ________they can afford the flat by the end of this year.37 Considering that she did her work __________ her manager had instructed, it was not proper to criticize her.38 Doing your homework is a sure way to improve your test scores, and this is especially true _________ it comes to the classroom tests.39 It is recommended that the exploration team take with an extra set of equipment _______ _______ unexpected emergency occurs.40 ---How long do you think it is _________ she became a student teacher?----Half a year at least.。