(南师附中、淮阴、海门、天一)四校2015届高三下学期联考英语试题 WORD版 含答案

江苏省（南师附中、淮阴、海门、天一）四校2015届高三下学期

联考英语试题

单选

21.The showroom displays political figures such as Chinese former leader Dengxiaoping, Russian President Vladimire Putin and German Chancellor Angela Merkel,______

A.call it a day

B.just to name it

C.strike it luckily

D.not mention it

22.Don’t do anything as you wish. It’s a kind of nice thing to keep yourself______to live a good life.

A.in check B,in charge C.in chaos D.in shape

23.In Chinese coastal factories labor shortages have led to both higher wages and more options_______ unskilled labors can work.

A.for where

B.in where

C.for which

D.in which

24.An abandoned child should have the right to know his origins, which some psychologists see as ______ for their emotional well-being.

A.crucial

B.mature

C.reluctant

https://www.wendangku.net/doc/c25026648.html,prehensive

25.--- You know this umbrella is mine.

---If it is yours, I hope you will excuse me --I______it up in a restaurant.

A.picked

B.have picked

C.had picked

D.will pick

26.The Mayor________public understanding over the traffic block on the highway,saying it is not meant to inconvenience road users.

A.allowed for

B.applied for

C.advertised for

D.appealed for

27.When you ______something such as a report, book or a programme , you produce it by collecting and putting together many pieces of information.

A,cover B.imitate C.interpret https://www.wendangku.net/doc/c25026648.html,pile 28.At yesterday’s reception were chattering guests, the big cake and the lively music that______characteristic of many wedding celebration.

A.had become

B.were becoming

C.have become

D.become

29---You ______heard him last night.

----What’s up?

---He made a joke about an audience, who turned to the First Lady.

A.could have

B.should have

C.might have

D.must have

30._______the layers of the dermis(真皮) are serious damaged, when the skin of an injured fingertip heals, the body reproduces the original fingerprint exactly.

A.In case

B.unless

C.until

D.if

31._______along several city blocks is a row of trees, their leaves turning brilliant yellow now that summer is over.

A.Extending

B.Being extended

C.To be extended

D.Extended

1

英语高考单项选择[1]

英语高考单项选择 真题部分-2004年浙江省 21. The winner of 1990 was extremely bad. _____ most people say it was the worst winter of their lives. A. At last B.In fact C.In a word D.As a result 22. The Wilsons live in _____ A-shaped house near the coast. It is _____ 17th century cottage. A. the , / B. an, the C. /, the D. an, a 23. The discussion ____ alive when an interesting topic was brought in. A. was coming B. had come C. has come D. came 24. ______ students are required to take part in the boat race. A. Ten strong young Chinese B. Ten Chinese strong young C. Chinese ten young strong D. Young strong ten Chinese 25. We wanted to get home before dark, but it didn’t quite _____ as planned. A. make out B. turn out C. go on D. come up 26. I ____ pay Tracy a visit, but I am not sure whether I will have time this Sunday. A. should B. might C. would D. could 27. ---- What do you want to do next? We have half an hour until the basketball game. ----- _____. Whatever you want to do is fine with me. A. It just depends B. It’s up to you C. All right D. Glad to hear that 28. --- Brad was Jane’s brother! ---_______ he reminded me so much of Jane! A. No doubt B. Above all C. No wonder D. Of course 29. Linda worked for the Minnesota Manufacturing and Mining Company, ____ as 3M. A. knowing B. known C. being known D. to be known 30. If you are feeling so tired, perhaps a little sleep would _____. A. act B. help C. serve D. last 31. _____ modeling business is by no means easy to get into, the good model will always be in demand. A. While B. Since C. As D. If 32. I’ve never seen anyone run so fast---- ______ David go. A. just watch B. just to watch C. just watching D. just having watched 33. We had three sets of garden tools and we seemed to have no use for ______. A. none B. either C. any D. each 34. Because the shop _____, all the T-shirts are sold at half price. A. has closed down B. closed down C. is closing down D. had closed down 35. A nyway, that evening, ____ I’ll tell you more about later, I ended up staying at Rachel’s place. A. when B. where C. what D. Which

江苏省南京市南师附中2019-2020学年高二下学期期中数学试题(解析版)

南京师大附中2019-2020学年度第2学期 高二年级期中考试数学试卷 注意事项： 1.本试卷共4页，包括单选题（第1题~第8题）、多选题（第9题~第12题）、填空题（第13题~第题18题）、解答题（第19题~第23题）四部分，本试卷满分为150分，考试时间为120分钟. 2.答题前，请务必将自己的姓名、班级、学号写在答题纸的密封线内，试题的答案写在答题纸上相应题目的答题区内，考试结束后，交回答题纸. 一、单项选择题：本题共8小题，每小题5分，共40分.在每小题给出的四个选项中，只有一项是符合题目要求的. 1.若2 20n =A ，则n 的值为（ ） A. 2 B. 3 C. 4 D. 5 【答案】D 【解析】 【分析】 根据排列数公式可得出关于n 的二次方程，进而可解得正整数n 的值. 【详解】由排列数公式可得()2 120n A n n =-=，即2200n n --=， n N *∈Q ，解得5n =. 故选：D. 【点睛】本题考查排列数方程的求解，考查排列数公式的应用，考查计算能力，属于基础题. 2.函数()sin 2f x x =的导数是（ ） A. 2cos2x B. 2cos2x - C. 2sin2x D. 2sin 2x - 【答案】A 【解析】 【分析】 利用复合函数的求导公式可求得()f x '，进而可得出结果. 【详解】()sin 2f x x =Q ，()()()sin 22cos22cos2f x x x x x ∴'='='=.

故选：A. 【点睛】本题考查复合函数求导，考查计算能力，属于基础题. 3.若i 为虚数单位，复数z 满足()134z i i +=+，则z 的 虚部为（ ） A. 52 i B. 52 C. 52 i - D. 52 - 【答案】D 【解析】 【分析】 利用复数的模长公式和复数的除法法则可求得复数z ，进而可得出复数z 的虚部. 【详解】()1345z i i +=+=Q ，因此，()515551222 i z i i -= ==-+. 因此，复数z 的虚部为5 2 -. 故选：D. 【点睛】本题考查复数虚部的求解，同时也考查了复数的运算、复数的模、复数的实部虚部，考查计算能力，属于基础题. 4.已知等差数列{}n a ，若2a 、4038a 是函数()32 113 f x x x mx =-++的极值点，则2020a 的值为（ ） A. 1 B. 1- C. ±1 D. 0 【答案】A 【解析】 【分析】 求得()f x '，利用韦达定理和等差中项的性质可求得2020a 的值. 【详解】()3 2113 f x x x mx =-++Q ，()22f x x x m ∴-'=+， 由韦达定理240382a a +=，又()2020240381 2 a a a =+，所以20201a =. 故选：A. 【点睛】本题考查利用极值点求参数，同时也考查了等差中项性质的应用，考查计算能力，属于基础题. 5.已知复数z 满足11z -=，则z 的最大值为（ ） A. 1 B. 2 C. 3 D. 4

上海市上海师范大学附属中学2021届高三上学期期中英语试题

上师大附中2020 学年度第一学期高三期中考试 英语 考生注意： 1. 考试时间120 分钟，试卷满分140 分。 2. 本考试设试卷和答题纸两部分。所有答題必须涂（选择题）或写（非选择题）在答题纸上，做在试卷上一律不得分。 3. 答題前，务必在答題纸上填写准考证号和姓名。 I. Listening Comprehension Section A Directions: In Section A, you will hear ten short conversations between two speakers. At the end of each conversation, a question will be asked about what was said. The conversations and the questions will be spoken only once. After you hear a conversation and the question about it, read the four possible answers on your paper, and decide which one is the best answer to the question you have heard. 1. A. 7:00 a.m..B. 7:30 a.m..C. 8:00 a.m..D. 8:30 a.m.. 2. A. Parent and child. B. Husband and wife. C. Teacher and student. D. Shop assistant and customer. 3. A. See a doctor about her strained shoulder. B. Use a ladder to help her reach the tea. C. Replace the cupboard with a new one. D. Place the tea on a lower shelf next time. 4. A. At Mary Johnson’s. B. In an exhibition hall. C. At a painter’s studio. D. Outside an a rt gallery. 5. A. He helped Doris build up the furniture. B. Doris helped him arrange the furniture. C. Doris fixed up some of the bookshelves. D. He was good at assembling bookshelves. 6. A. Blue. B. Red. C. Black. D. Green 7. A. He doesn’t get on with the others. B. He has been taken for a fool. C. He doesn’t feel at ease in the firm. D. He has found a better position. 8. A. They’d better not go riding. B. It is not good riding in the rain. C. They can go riding half an hour later. D. Riding a bike is a great idea. 9. A. The man has to get rid of the used furniture. B. The man’s apartment is ready for rent.

2019-2020学年 上海市上师大附中高一上英语周练英语试卷

2019-2020学年第一学期上大附中高一英语 9月周日小测 Ⅰ. Grammar Directions: After reading the passage below, fill in the blanks to make the passages coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank. Last August Susan and forty-two other students got wet and dirty while removing six tons of garbage __21__ the rive running across their city. They cleaned up the rive as part of a week-long environmental camp. Like one in three American rives, this river is so polluted __22__ it’s not safe for swimming or fishing. Still, Susan, who __23__ (complete) her third summer camp so far on the river cleanup, sees a change in this river. “Since we started three years ago, the river is getting a lot __24__ (clean).” she says. Environmental scientists praise the teenagers for removing garbage __25__ can harm wild life. Water birds, for example, __26__ die of plastic bottle rings and get cut by tiny metals. Three years ago, __27__ the cleanup started, garbage was everywhere. But this year the teenagers can row their boats fast. By the end of this year’s six-hour cleanup, they __28__ (remove) enough garbage to fill more than two large trucks. “__29__ (see) all that garbage in the rive makes people begin to care about environmental issues,” Susan says. She hopes that when others read that, she and her peers care enough __30__ (clean) it up, maybe they would think twice before they throw garbage into the river. Ⅱ. Vocabulary Directions: Complete the following passage by using the words in the box. Each word can only be used once. Note that there is one word more than you need. 1 / 10

南师附中2020届高三年级第二学期期初检测试卷 数学(含附加题)数学参考答案及评分标准

南师附中2020届高三年级第二学期期初检测试卷 数学试题参考答案及评分标准 第Ⅰ卷（必做题，160分） 一、填空题（本大题共14小题，每小题5分，计70分．不需写出解答过程，请把答案写在答题纸的指定位置上） 1．[]2,4- 2．二 3．6 4．5 5．()2,0 6． 58 7．3 8．252 9．12 10．120, 5?? ???? 11．[)4,+∞ 12．19 13．[]1,11- 14．3ln 2,02?? - - ??? 二、解答题（本大题共6小题，计90分．解答应写出必要的文字说明，证明过程或演算步骤，请把答案写在答题纸的指定区域内） 15．（本小题满分14分） 解：（1）由正弦定理 a sin A ＝ b sin B ＝ c sin C ＝2R ，得a ＝2R sin A ，b ＝2R sin B ，c ＝2R sin C ， 代入a cos B ＋b cos A ＝c cos A cos C ，得 (sin A cos B ＋sin B cos A ) cos C ＝sin C cos A ，…………2分 即sin(A ＋B )cos C ＝sin C cos A ． 因为A ＋B ＝π－C ，所以sin(A ＋B )＝sin C ， 所以sin C cos C ＝sin C cos A ，…………4分 因为C 是ⅠABC 的内角，所以sin C ≠0，所以cos C ＝cos A ．

又因为A ，C 是ⅠABC 的内角，所以A ＝C ．…………6分 （2）由（1）知，因为A ＝C ，所以a ＝c ，所以cos B ＝a 2＋c 2－b 22ac ＝a 2－2 a 2．…………8分 因为BA →·BC → ＝1，所以a 2cos B ＝a 2－2＝1，所以a 2＝3．…………10分 所以cos B ＝1 3 ．…………12分 因为B Ⅰ(0，π)，所以sin B ＝1－cos 2B ＝22 3．…………14分 16．（本小题满分14分） 解：（1）因为AD Ⅰ平面BCC 1B 1，AD ?平面ABCD ，平面BCC 1B 1∩平面ABCD ＝BC ， 所以AD ⅠBC ．…………4分 又因为BC ?平面ADD 1A 1，AD ?平面ADD 1A 1， 所以BC Ⅰ平面ADD 1A 1．…………6分 （2）由（1）知AD ⅠBC ，因为AD ⅠDB ，所以BC ⅠDB ，…………8分 在直四棱柱ABCD －A 1B 1C 1D 1中DD 1Ⅰ平面ABCD ，BC ?底面ABCD ， 所以DD 1ⅠBC ，…………10分 又因为DD 1?平面BDD 1B 1，DB ?平面BDD 1B 1，DD 1∩DB ＝D ， 所以BC Ⅰ平面BDD 1B 1，…………12分 因为BC ?平面BCC 1B 1， 所以平面BCC 1B 1Ⅰ平面BDD 1B 1．…………14分 17．（本小题满分14分） 解：（1）连接AB ，因为正方形边长为10米，

2020年江苏高考英语冲刺模拟组合练三(1)

模拟组合练三(1) Ⅰ.单项填空 1.(2019江苏南师附中、天一中学、海门中学、淮阴中学期初调研)With all the wars, fighting and sadness in the world today, it’s to have a good sense of humor just to help us get through each day. A.essential B.confidential C.substantial D.potential 答案A句意:由于当今世界上所有的战争、打斗和悲伤,为帮助我们度过每一天,拥有较强的幽默感是极其重要的。本题考查形容词词义辨析。essential极其重要的;confidential机密的,秘密的;substantial大量的,结实的;potential 潜在的,有可能的。故选A项。 2.(2019江苏南京、盐城二模)Molly finally agreed, reluctantly, to go and see a doctor. A.afterwards B.almost C.otherwise D.somewhat 答案D句意:Molly虽然有点不情愿,但最终还是同意去看医生了。本题考查副词词义辨析。afterwards后来;almost几乎;otherwise否则;somewhat稍微,有点。故选D项。 3.(2019江苏第二次百校联考)In terms of Ms. Meng’s being arrested without solid evidence, the western media has public attention away from where it should be, that is, the rule of law. A.transformed B.shifted C.attracted D.changed 答案B句意:就孟女士在没有确凿证据的情况下被逮捕一事而言,西方媒体已经将公众的注意力从它应该在的地方,即法治上转移开了。本题考查动词词义辨析。transform转换;shift转 移;attract吸引;change改变。故选B项。 4.(2019江苏南京、盐城一模)The health of garden plants depends on the soil —the proper balance of mineral pieces, organic matter, air and water. A.construction B.conservation C.corporation https://www.wendangku.net/doc/c25026648.html,position 答案D句意:花园植物的健康取决于土壤成分——适当均衡的矿物质、有机物、空气和水分。本题考查名词词义辨析。construction建造;conservation保护;corporation公司,法人;composition成分。破折号起解释作用,说明土壤中含有的成分是什么,故选D项。 5.(2019江苏无锡一模)—Many optimistic teenagers owe their personalities to their outgoing parents. —It makes sense. As we all know, a happy parent a happy child.

南师附中高三语文模拟试卷(一)

南师附中高三语文模拟试卷(一) 第1卷(选择题共30分) 一、(9分，每小题3分) 1．下列词语中，加点字的读音各不相同的一组是( A．悭．吝信笺．翩跹．起舞两情缱．绻 B．绮．丽脐．带敬祈．指导杞．人忧天 C．癫痫．兵燹．娴．于辞令涎．皮赖脸 D．熹．微膝．盖休戚．相关栖．身之所 2．下列各句中加点成语使用恰当的一项是( A．以北海道生活为背景，画面上出现富良野广阔壮丽景色、美轮美奂 ．．．．的紫色薰衣草花田，深深震撼了电视机前的观众。 B．主讲老师发给我们一本历代传统家具线描图，其中有几件简洁流畅、张弛有度，相 比之下显得那么卓尔不群 ．．．．、气质脱俗，不知觉间，感受到了强烈的震撼。 C．面料印染与后整理是非常重要的一道工序，曾几何时 ．．．．，我国纺织晶后处理非常落后，现在应该说已经有了重大的突破。 D．前两天因公出差，闲来无事，在北京买了一份当地的晚报翻阅，突然发现该报出现 了一个非常明显的，令人匪夷所思 ．．．．的差错。 3．下列各句中，没有语病的——句是( ) A.家长对孩子的预期要求普遍抬高，这样反而加重了孩子的心理负担，结果适得其反。 B．年青时什么都可以拒绝，就是不可以拒绝学习；就像一棵树苗，如果在生长阶段拒绝吸收养分而错过了生长期，这棵树的未来就永远在其他树的遮蔽下。 C．法制的漏洞、体制的弊端和政策的不完善，导致贫富差距拉大到世界公认的警戒线，从而导致了一系列的社会影响。 D．要使今年的高考复习扎实高效，就必须对知识点进行系统整理，各科任老师和考生应引起足够的重视。 二，(12分，每小题3分) 阅读下面的文字，完成4—7题。 中文信息处理，是用计算机对中文(包括口语和书面语)进行转换、传输、存贮、分析等加工的科学。 中文信息处理技术是一门与语言学、计算机科学、心理学、数学、控制论、信息论、声学、自动化技术等多种学科相联系的边缘吏又性学科。随着科学技术的发展，中文信息处理技术已渗透到社会生活的各个方面，它包括汉字信息处理和汉语信息处理两个部分。 汉字信息处理是中文信息处理的关键和基础，其难点是汉字编码问题。汉字编码的设计，应从系统的角度出发，根据不同用户<专业录入员、一般用户等)的需要制定出不同的技术指标，如：输入速度、存贮空间、处理效率以及掌握输入方法所需的训练时间等。并且，应由国家统一评选出几种标准的编码方案，以实现汉字编码方案的标准化。 目前，我国已研制出了数百种汉字编码方案，其中部分方案已通过上机实验，或已被采用。除此之外，还研制出了各种汉字输入键盘、汉字字库、仿真汉字终端、汉字打印机。汉字的内码有效地解决了中西文兼容的问题；计算机激光汉字照排系统已研制成功；同时，手写体和印刷体汉字识别的研究工作已取得了一定成绩。 汉语信息处理是汉字信息处理的进一步发展，它要在汉字输入的基础上，研究汉语的词汇、句法、语义、语境的自动处理问题，是中文信息处理的高级阶段。目前，汉语信息处理

【全国百强校】2018-2019学年上师大附中高三下英语三月月考(解析版)

2018-2019学年上师大附中高三下 英语三月月考 Ⅱ. Grammar and Vocabulary Section A Directions：After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank. Smart phones were once the best thing to happen to the tech industry. In the 11 years since the iPhone made its debut, smart phones ____1____（include）just about every other gadget. And it is surprising that it ____2____ alter every business. But ____3____ smart phones have achieved dominance, revolution is again in the air. At Google’s and Apple’s recent develop er conference, executives took the stage to show how much more irresistible they were making our phones. Then each company unveiled the software ____4____（help）you use your phone a lot less. There’s reason for this seemingly contradictory engineering effort, and it’s ____5____ I call“Peak Screen”．For much of the last decade, a technology industry ____6____（rule）by smart phones has pursued a singular goal of completely ____7____（conquer）our eyes. Tech has now captured pretty much all visual capacity. Americ ans spend three to four hours a day looking at their phones, and that’s the minimum estimaton. So tech giants are to build the beginning of something new: a ____8____（visual）tech world, a digital landscape ____9____ relies on voice assistants, headphones, watches and other wearables to take some pressure off our eyes. We may simply end up adding new devices to our screen-addled lives, ____10____ it could change everything again. As I argued, in many ways screens have become to dominant in our lives. The sooner we find something else, the better. 【答案】 1. have included 2. should 3. even if 4. to help 5. what 6. ruled 7. conquering

江苏省南师附中2020年高三考前模拟最后一卷数学试卷含答案

南京师大附中2020届高三年级模拟考试 数学. 观 注意事项: 1. 本试卷共4页，包括填空题(第1题?第14题)、解答题(第15题?第20题)两部分?本 试卷滚分为160分，考试时间为120分钟. 2. 答题前?请务必将口己的姓名■学校、班级、学号写在答题卡的相应位置?试题的答案 写在答题卡上对应题目的答案空格内.考试结束后.交回答题卡. ? ? ? 参考公式： 1 n 一 一 1 丿 样本数据x/2,￡的方差疋=丄》(兀yr,其中“一乂兀. n /-I n /=i 锥体的体积V^-Sh,其中S 是锥体的底面积，力是锥体的髙. 3 球体的表面积S=4寸2,其中，?是球体的半径. 一、填空题:本大题共14小题，每小题5分，共计70分.不需写出解答过程，请把答案写在 爾 卡相轆單上. 1. 已知集合 A={x^x\ < L xeZ}, B={—l,0,l,6},则 AQB= A . 2. 已知复数z=(l - 2i)(a + i), 其中i 是虚数单位.若z 的实部为0,则实数a 的值为 ▲ ? 3?样本数据6, 7, 10, 14, 8, 9的方差是 ▲ ? 4. 下图是?一个算法流程图.若输入的x 的值为1,则输出S 的值为 第4题图 5. 将一颗质地均匀的骰子(一种各个面上分别标有1, 2, 3, 4, 5, 6个点的正方体玩具)先 后抛掷2次，则出现向上的点数之和为6的倍数的概率是▲. 6. 己知函数尸sin(2x+^)(--<^<-)的图象关于点(丝，0)对称，则。的值是▲ ? 2 2 3 7. 已躲P-ABC 是正三棱锥，其外接球O 的表面积为16兀，且ZAPO = ZBPO = ZCPO = 30° , 则该三棱锥的体积为▲ ? 8. 若双曲线C ： 4-4 = ,(^>0^ b>?的离心率为3,则抛物线y = ^x 2 的焦点到双曲线 a 2 b 2 4 C 的渐近线距离为▲? 2020.06 /输出S /

【英语】海门中学英语学科首席教师陈瑜：如何正确使用such和so

【英语】海门中学英语学科首席教师陈瑜：如何正确使用such和so Such that和so that虽都引导表示结果的状语从句，意为“如此---以致---”。但它们还是有区别的： 1. such是形容词，后面必须跟名词。句型有： A. such + a/an + (+adj.) +单数可数名词 B. such (+adj.) +复数可数名词 C. such (+adj.) +不可数名词 如：1)It is such an interesting film that I want to see it a second time.这部电影很有趣，以致我想再看一遍。 2)There are such a lot of mistakes in his article that he has to rewrite it.他的文章中有如此多的错误，他只得重写。 3)She has made such great progress that her parents are very glad.她进步很大，她的父母非常高兴。 2. so是副词，后面必须跟形容词或副词句型为：so + adj. / adv. + that 如： 4)The girl was so tired that she couldn’t walk on.这女孩累极了，再也走不动了。 5)The teacher speaks so fast that I can’t follow him.那个老师说得太快，我听不懂。 3. so也可用于句型: so + adj. + a/an +单数可数名词如： 6)It is so interesting a film that I want to see it a second time.

届江苏南师附中高三物理期中考试试题

2009届江苏南师附中高三物理期中考试试题 一、单项选择题：本题共5小题，每小题3分，共计15分。每小题只有一个选项符合题意。 1、用计算机辅助实验系统（DIS ）做验证牛顿第三定律的实验，如图所示是把两个测力探头的挂钩钩在一起，向相反方向拉动，观察显示器屏幕上出现的结果。观察分析两个力传感器的相互作用随着时间变化的曲线，以下结论错误的是 A ．作用力与反作用力作用在同一物体上 B ．作用力与反作用力同时存在，同时消失 C ．作用力与反作用力大小相等 D ．作用力与反作用力方向相反 2、如图甲所示，水平面绝缘且光滑，弹簧左端固定，右端连一轻质绝缘挡板，空间存在着 水平方向的匀强电场，一带电小球在电场力和挡板压力作用下静止。若突然将电场反向，则小球加速度的大小随位移x 变化的关系图像可能是图乙中的 3、右图为包含某逻辑电路的一个简单电路图，L 为小灯泡．光照射电阻R '时，其阻值将变得远小于R ．则下列说法正确的是 A.该逻辑电路是非门电路；当电阻R '受到光照时，小灯泡L 不发光 B.该逻辑电路是非门电路；当电阻R '受到光照时，小灯泡L 发光 C.该逻辑电路是与门电路；当电阻R '受到光照时，小灯泡L 不发光 D.该逻辑电路是或门电路；当电阻R '受到光照时，小灯泡L 发光 4、物体A 、B 、C 均静止在同一水平面上，它们的质量分别为m A 、m B 、m C ，与水平面的动摩擦因数分别为μA 、μB 、μC ，用平行于水平面的拉力F 分别拉物体A 、B 、C ，所得加速度a 与拉力F 的关系如图所示，A 、B 两直线平行，则以下关系正确的是 A ．m A ＜m B ＜m C B ．m A ＜m B =m C C ．μA =μB =μC D ．μA ＜μB =μC 5、如图所示，电源内阻不能忽略，安培表、伏特表都是理想电表，当滑动变阻器R 的滑动头从a 端滑到b 端过程中（ ） A ．V 的示数先增大后减小，A 示数增大 B ．V 的示数先增大后减小，A 示数减小 C ．V 的示数先减小后增大，A 示数增大 D ．V 的示数先减小后增大，A 示数减小 L 1 R ' R V 5A B C O a E A B C D O O O O a a a a x x V R A a b

高中英语高三优质翻译汇编

考查语法句子中文翻译 定语从句 1.上班时间打盹的那个员工应该为此 事故负责。（blame）（浦外高三上开学 考） 2.养狗的居民常被告诫要看管 好他们的宠物，以防发生意外伤人情 况。(in case)（上师大附中高三开学考） 3. 学生表达自我的能力越强，他们就 越可能在入学面试中脱颖而出，这促使 了他们将练习演讲作为每日常规。 (rule)（2019届建平高三上期中）1.The worker who took a nap during the working hours is to blame for the accident. 2.Residents who raise dogs are often warned to take good care of their pets in case they should hurt people by accident. The stronger the students’　 abilities to express themselves are, the more likely they are to stand out in the college admission interview, which encourages them to make it a rule to practise speaking every day. 名词性从 1.没有孩子在成长过程中不犯任何错 误，关键在于能否吃一堑，长一智。 (learn)（上中高三9月摸底考） 3.众所周知，学习方法因人而异， 适合你的不一定适合我。1.No children make no mistake while they are growing up and the most important thing is whether they can learn from (the) mistakes. As is known to all, learning methods vary from person to person, so what is suitable for you doesn’t necessarily 1

江苏南师附中2021届高三年级联考试题(数学)

江苏南师附中2021届高三年级联考试题 数 学 参考公式： 1．随机变量X 的方差()()2 1n i i i D X x p μ=-∑＝，其中μ为随机变量X 的数学期望． 2．球的体积公式：3 3 4R V π= ． 一、单项选择题：本题共8 小题，每小题5分，共40分.在每小题给出的四个选项中，只有一项是符合题目要求的. 1．已知集合M ＝{x |﹣4＜x ＜2}，N ＝{x |x 2﹣5x ﹣6＜0}，则M N = （ ） A ．{x |﹣1＜x ＜2} B ．{x |﹣4＜x ＜2} C ．{x |﹣4＜x ＜6} D ．{x |2＜x ＜6} 2．若z=2+i ，则|z 2–2z |=（ ） A ．0 B ．5 C ．2 D ．13 3．已知,a b ∈R ，下列四个条件中，使a b <成立的充分不必要的条件是（ ） A ．1a b <- B ．1a b <+ C ．22a b < D ．33a b < 4．赵爽是我国古代数学家、天文学家．约公元222年，赵爽为《周髀 算经》一书作序时，介绍了“勾股圆方图”，亦称“赵爽弦图”，它是 由四个全等的直角三角形与一个小正方形拼成的一个大正方形．如 图是一张弦图，已知大正方形的面积为25，小正方形的面积为1，若 直角三角形较小的锐角为α，则tan2α的值为（ ） A ．34 B ．2425 C ．127 D ．247 5．函数ln || ()x f x x x =- 的图象大致为（ ） 6．已知随机变量X －1 a 1 P 16 13 12 当a 在()11-， 内增大时，方差()D X 的变化为（ ） A ．增大 B ．减小 C ．先增大再减小 D ．先减小再增大 D

江苏省海门中学2018届高三 英语

英语综合练习 第I卷（满分85分） 第二部分：英语知识运用（共两节，满分30分） 第一节：单项填空（共15小题；每小题1分, 满分15分） 21. Beijing, which hosted _______ "exceptional" Games in 2008, was awarded _______ 2022 Winter Olympics and promises to do even better this time. A. the, / B. an, the C. an, / D. /, the 22. The value-added tax is expected to reduce the burden facing small and medium-sized enterprises, and _______economic gains. A. govern B. negotiate C. boost D. restore 23. ---Have you read ‘A dream of the Red Chamber’, Su san? ---Yes, I finished reading it last week. It is said _______ into dozens of languages in the last decade. A. to have been translated B. to have translated C. to be translated D. to translate 24. Sometimes we all get the feeling that we ar en’t making the progress _______we want to in life. A. what B. where C. when D. that 25. Sam, who says it is _______ to see his students achieve success, is committed to the cause of education. A. promising B. rewarding C. surprising D. challenging 26. Words have power that _______ by few things in the world. A. matches B. are matched C. is matched D. have matched 27. —Is there any power left in your cell phone? Mine is dying. —Oh, sorry! There is _______ left in my cell phone, either. A. anything B. no one C. none D. nothing 28. When the price level rises, each unit of _______ buys fewer goods and services. A. inflation B. currency C. foundation D. investment 29. —How do you find your first visit to your net friend Jane? —Oh, wonderful! Her warm welcome left me completely _______. A. at ease B. under attack C. beyond doubt D. in tears 30. As the price of housing _______ these years, Sh anghai ranks 7th among the world’s top ten cities of price growing. A. grows B. was growing C. has been growing D. has grown 31. The president of the company is retiring. He is to _______ the position to the vice president next month. A. take over B. win over C. get over D. hand over 32. The weather forecast says the temperature will rise to 28℃next Monday, which shows it _______ be pretty hot in April in Southern Jiangsu sometimes. A. can B. shall C. may D. will 33. Some students who haven’t performed well in the mock exams _______ their parents. A. fade B. fake C. gaze D. fail