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急！初二上册数学第二章√2/2是不是=1/2√2　。为什么？还有√2/3―√2等于多少，为什么？
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看如下算式：
√2/2=1/2√2√2/3―√2=1/3√2-√2=-2/3√2
不是，是1/√2。通分，都变成分母为3，答案为 -2√2/3
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扫描下载二维码富顺县初二英语上学期期中试卷（有答案人教新目标版）
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文章来源 天添 资源网 w w w.tT z Y w.C oM 四川省自贡市富顺县童寺学区学年八年级英语上学期期中Class: ______&& Name: ______&& Full marks: 100&& Your marks: ______ 第Ⅰ卷 (，共65分)第一部分：（共两节，满分20分）第一节：（共5小题；每小题1分，满分5分）听下面5段小对话，每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项。每段对话读一遍。(&&& )1. Where did Zhang Ming go on vacation?
(&&& )2. What does Li Jun plan to watch this evening?&(&&& )3. What did Ted do last Sunday morning?&(&&& )4. How did the boy know the news?&(&&& )5. What is Tina’s hair like?&第二节：（共15小题；每小题1分，满分15分）听下面几段材料，每段材料后有一个或几个小题，从题中所给的A、B、C三个选项中选出最佳选项。每段材料读两遍。(&&& )6. How was the weather last Sunday?&&&&&& A. Rainy.&&& &&&& B. Sunny.&&& &&&C. Windy.&(&&& )7. What does Susan never do?&&&&&& A. She never stays up late.&& &B. She never gets up late.&&& C. She never goes to bed early.(&&& )8. How many students exercise in Anna’s class every day?&&&&&&& A. Four.&&&&&B. Five.&&&&&C. Ten.(&&& )9. Who often listens to Lisa’s problems?&&&&& &A. Her friend.&&&& &&B. Her mother.&&&& & &C. Her teacher.(&&& )10. What does Grace want to be one day?& A. An artist.&&&&B. A teacher.&&&&C. A reporter.听下面一段材料，回答11-12题(&&& )11. What did Jake do yesterday evening?&&&&&&& A. He went to the movies.&& B. He watched cartoons.&&&& C. He read a book.(&&& )12. What time did Jake go to bed?&&&&&&& A. At ten o’clock.&&&&& &B. At eleven o’clock.&&&&& & C. At twelve o’clock.听下面一段材料，回答13-15题(&&& )13. What is Mike busy with?&&&&&&& A. His plan& for vacation.&& &B. His lessons.&&&&&&&&&& &C. His exam.(&&& )14. What does Mike think of living in the hotel?&&&&&&& A. Expensive.&&&&&&&&&&& &B. Uncomfortable.&&&&&&& &C. Unsafe.(&&& )15. Where will Mike live when he goes to Mount Tai?& A. At Emma’s& home.&&B. At the home of Mike’s uncle.&C. At the home of Emma’s uncle.听下面一段材料，回答16-20题(&&&& )16. Where does the speaker work?&&&&&&&& A. In a house company.&& B. In a restaurant. &&&& &C. In a hotel.(&&& )17. What can Mike see from the room?&&&&&&&& A. The whole city.&& &&& B. The West Lake. &&&& &C. The Chaohu Lake.(&&& )18. How much will Mike pay for the room one night?&&&&&&&& A. 450 yuan.&&&&&&&&&& B. 500 yuan.&&&&&&&&&&& &C. 550 yuan.(&&& )19. Which of the following meals is free?&&&&&&&& A. Breakfast.&&&&&&&&&& B. Lunch.&&&&&&&& &&&C. Supper.(&&& )20. Which telephone number can he call if Mike has any more questions?&&&&&&&& A. .&&&&&&&&&& B. .&&&&&&&&&&& &C. .&第二部分：基础知识运用（共两节，满分20分）第一节：单项（共10小题；每小题1分，满分10分）&从A、B、C三个选项中选出最佳选项。(&&& )21. CLong time no see, Alice. Would you like ______ to eat?&&&&&&& -- Yes, please.A. something specia l& &B. anything special&&& C. special something(&&& )22. C Do you like sports, Eric?&&&&&&& -- Yes, I can do many sports, ______ food, basketball and volleyball.A. such as& &&&B. f or example &&C. look like(&&& )23. C Which one do you like ______, the green one, the blue one or the red one?&&&&&&& -- I like the green one A. better &&&&B. best& &&&&&& C. well (&&& )24. ― Tom, do you know the girl with glasses?&&&&&&& --- Yes, she is my best friend Lucy. She is talented ______. A. to sing&&&&B. at singing &&&&& C. in singing(&&& )25. C- What does your best friend look like, Lily?&&&&&&& --- she has long hair, but my hair is much ______ than ______.A. she &&&B. hers &&&& C. her(&&& )26. ― How many brothers do you have, Jim?― I h ave two brothers. They ______ handsome.A. all are &&&B. both are& &&&C. are both(&&& )27. ― Would you mind me ______ the TV, Ken?― Of course not. I want to watch TV shows, too.A. turning on &&&&B. turning off &&C. to turn on(&&& )28.& Mike does well in math, so ______ is easy for him to work out the difficult math problem.A. this &&&&B. that &&&&C. it(&&& )29. ―How do you like Lisa?―I don’t like her so much. She thinks only of herself but never ______ others.A. cares about&&&B. brings out&&&C. picks up &(&&& )30. ― Who dances well, Bob?&&&&&&& ―______. &&&&&&& A. No problem. &&&& B. It’s up to you to decide& C. Not at all第二节：完形（共10小题；每小题1分，满分10分）下面的短文，掌握其大意，从题中所给的A、B、C三个选项中，选出可以填入相应空白处的最佳答案。& && A rich man loved his little boy very much. He wanted& 31&& him happy all the time. So he gave him everything that he could buy with& 32 . But the little boy was still& 33 . Where he went, he always wore a frown. And he always wished for something he did not have. He rich man didn’t know& 34& to make his son happy. & One day, a magician came and said to him, “I can make your son happy and& 35 his frowns into smiles, but you must pay me a great price& 36& telling him the secret.”& “All right,” said the man, “No matter what you ask for, I& 37& you.” The magician took the boy into a secret room. He wrote something on a& piece of paper, and then& gave it to the boy. There were some words on the paper, “Do one& 38& thing for someone every day.” The boy followed the& 39& and became one of& 40 boy. && I think only those who are always thinking about others can be truly happy. (&&& )31. A. to keep &&&B. to get&&&&&& C. to make(&&& )32. A. money &&&&& B. food&&&&C. time(&&& )33. A. relaxed&&&B. unhapp y&&&&& C. angry(&&& )34. A. why&&&&&& B. how &&&&C. what(&&& )35. A. turn &&&&B. come &&&&&& C. put(&&& )36. A. on &&&&B. for&&&&&& C. at(&&& )37. A. will give &&&&& B. will ask&&&&& C. will answer(&&& )38. A. boring&&&&&& B. bad&&&&&& C. kind(&&& )39. A. advice&& &&&B. medicine&&&&& C. book(&&& )40. A. happier&&&B. the happiest&&&&& C. happy第三部分：理解（共两节，满分25分）第一节：阅读理解（共10小题；每小题2分，满分20分）阅读下列材料，从每题所给的A、B、C三个选项中选出最佳答案。A&&&& Of co urse you do not want to spend your vacation sick (生病的) in bed. So what can you do to stay in good health when traveling? There are some things you should remember when you travel: relax, sleep and eat well.&&& A vacation should be a time for relaxing but very often it is not. Think about what you do when you are traveling. There are so many places to visit: museums, shops, parks ... You may spend most days walking around these places. This can be very tiring. Do not ask your body to do too much. A tired body means a weak (虚弱的) body. And a we ak body gets sick easily. So sit down for a few hours in a nice and quiet place.&&& Sleep is also important. If you want to stay healthy you need to get enough sleep.Your hotel room may be noisy or the bed may be uncomfortable. You may not get enough sleep for other reasons. You may want to stay out late at night. Then you should plan to sleep for an hour during the day. That extra (额外的) hour can make a big difference.&&& At last, if you want to stay healthy, you must eat well.& That means eating the right kinds of food. Your body needs fresh fruit and vegetables, and some meat, milk or cheese (奶酪).&&& So, remember this: if you want to e njoy your vacation, take good care of yourself. Give your body some rest (休息). Get enough sleep and eat good, healthy food.(&& )41. How many things does the writer think we should care about when we travel?&&&&&& A. Two.&&&&B. Three.&&&&&C. Four.(&& )42. What does the writer think of sleeping for an hour in the day when we travel?&&&&&& A. Long.&&&&B. Boring.&&&&C. Useful.(&& )43. Which of the following does the writer think is the right food when we travel?&&&&&&& ① fruit&&&& ② meat&&& ③ hamburger&&&& ④ cheese&&&&& A. ①②③&&&&B. ①②④&&&&C. ①③④
BIt’s the 3rd Family Fun Fair (集市)!&&& When: Saturday, October 5th from 9 a.m. To 3 p.m.&& Where: The city parkDon’t miss (错过) the 3rd Family Fun Fair! Thisfair will be even better than last year’s fair!&& Last year, the card game was very interesting. (Who could forget Mr. Snyder winning the game?) This year we have two more new kinds of games. So get ready to take part in the fair!&& Visit our craft (工艺) tables. They will be better than ever! You can buy items such as clothes, bags and gift baskets.&& Children aged 5 and under can take part in face painting for free. Mr. Garcia’s third-grade art class and Mrs. Adams’s fourth-grade art class will show how to do face painting.&& No fair would be good without food. We will sell hot dogs, ice-cream and candy. We also have an apple pie contest (苹果派比赛). Just bring your pie to the pie table on the morning of the fair. At 1 p.m., Mr. Ca rter will choose a winner.&& Tickets are only $2 each.This will be the best fair ever. Don’t miss it!(&&& )44. This year, there will be _____ kinds of games in the fair.&&&&&&&& A. 2 &&&B. 3 &&&&&C. 4(&&& )45. Which of the following is free to children aged 5 and under?&&&&&&&& A. Ice-cream. &B. Apple pies.&&&C. Face painting.(&&& )46. The writer wrote this material mainly to _____.&&&&&&&& A. get people to go to the fair&&&&&&&& B. tell about Mr. Snyder’s story&&&&&&&& C. show how to win the gamesC&&& Something very special happened to Tamara. She never knew she had a twin (双胞胎) sister until she started university!&&& Tamara was born (出生) in Mexico. Her parents could not look after her so she went to live with a family in Manhattan, New York, USA.&&& When Tamara was twenty years old, she started university in Long Island. She enjoyed her university life. But one day she was walking home from class, and a student smiled at her.“Hello, Adriana!”said the student.“I'm not Adriana,”said Tamara.&&& This happened to Tamara again and again. Tamara didn't know why people kept calling her Adriana. One day, when a woman called her Adriana, Tamara asked,“Why do you keep calling me Adriana?”&& The woman said, “You look like my friend Adriana. You have the same face and the same hair. Is Adriana your sister?”Tamara said that she did not have any sisters. But she was interested& in the girl named Adriana. At last she asked someone for Adriana's e-mail address (地址).&&& When Tamara wrote to Adriana, she found out that they both had the same birthday, they looked the same and both of them were from Mexico. When Tamara went to live with the family in Manhattan, Adriana moved to Long Island to live with a family there. It had to be true! Adriana and Tamara were twin sisters!(&&& )47. When did Tamara know that she had a sister?&&&&&&&& A. Before she started school.&&&&&&&& B. After she visited a woman.&&&&&&&& C. After she went to university.(&&& )48. How might Tamara feel when a student called her Adriana?&&&&&&&& A. Sorry. &&&&B. Scared. &&&&C. Surprised.(&&& )49. What did Tamara decide to do after she talked with the woman?&&&&&&& A. Have a talk with Adriana's parents.B .& Find something about Adriana.C. Give Adriana a telephone call.(&&& )50. Which of the following is TRUE according to the passage?A. Tamara had two sisters all together.B. Adriana wrote an e-mail to Tamara first.C. Tamara and Adriana were both in Long Island when they were 20.第二节：还原句子（共5小题；每小题1分，满分5分）根据材料内容，从方框中 选择恰当的句子填入文中空缺处，使短文意思通顺、内容完整。TFK Kid Reporter Dahlia Suiter spoke with the writer of Writer to Writer: From Think to Ink.You just said that you didn't think you'd become a w riter. Why?I didn’t know what I would be. There were times when I wanted to be a scientist. I loved reading about biology.(51)_________I never thought about writing stories for adults (成年人). It was always for children because when I was a child, books were so important to me.(52)_________Revision (修改) is my favorite part. If I can add (增加) something surprising at the same time, I’m happy about that, too.(53)_________Writing is hard, and if you’re not having fun with it, why do it?“Save ( 保存) what you write”is very important because& you may need it. You may need that part you cut.(54)_________I hope the book will open up new places to go with writing.(55)_________Yes. Writing can be a good way to discover (发现) yourself. You learn about yourself when you write.Writing also slows your thinking down, and you can make discoveries and go places that you don't expect.A. Do you think it’ s very important for kids to practice writing?B. What do you hope kids will learn from Writer to Writer?C. Why did you write“Have fun, and save what you write!”at the end of each part in Writer to Writer ?D. What do you enjoy most ab out writing?E. Why do you write children’s books?
第Ⅱ卷 (非，共35分)第四部分：综合知识运用（共四节，满分35分）第一节：短文填空（共10小题；每空1分，满分10分）从方框中选择恰当的词并用其适当形式填空，使短文通顺、意思完整。每空一词，每词限用一次。jump&&&&& here& && for&& & so &&&& headgood&&&& thing&&&& he&&&& fast&&&&& forget&&& Mr. Smith had a few shops in the town. A few months ago, however, he got badly ill, and after he got out of hospital, he found tha t he often forgot (56)________.&&& Last Friday was the birthday of a very important friend. He told his secretary (秘书) to buy some expensive gifts (57)________ him to take to the birthday party that afternoon. Later, he went out for a long lunch, and (58)________ all about the party, until (59)________ secretary called to remind (提醒) him.&&& Then Mr. Smith asked his secretary to call his driver to come to pick him up at once. He made his driver drive as (60)__ ____ as he could, and when they arrived, he (61)________ out of the car. Suddenly (突然) he stopped and said to his driver, “Oh, dear! I have left my hat at home. It isn’t (62)________ to& go to the party without a hat. Go and call my secretary up. Tell her to bring it (63)________ at once!”&&& “But you’re wearing your hat, Mr. Smith,” said the driver.&&& Touching his (64)________, Mr. Smith found his driver was right, (65)________ he said, “Well, then go and call her up to tell her not to bring my hat.”56. ___________&57. ___________&58. ___________&59. ___________&60. ___________61. ___________&62. ___________&63. ___________&64. ___________&65. ___________第 二节：句型转换（共5小题；每空0.5分，满分 5分）按要求完成下面各句，每空一词(含缩写)。66. They flew up into the sky 2 years ago.&&&&& (改为一般疑问句)&&& _________ they _________ up into the sky 2 years ago?67. Tara doesn’t go swimming because it is raining heavily.&&&&& (改为同义句)&& Tara doesn’t go swimming _________ _________ the heavy rain. 68. In Joe’s class, he jumps higher than any other student.&& (改为同义句)&& In Joe’s class, he _________ _________.69. Mr. Black stays up late twice a week.&&& (对划线部分提问)&& _________ _________ does Mr. Black stay up late?70. Jim is twelve years old. Tim is twelve years old, too.(合并为简单句)&& Jim is _________ old _________ Tim.第三节：汉译英（共5小题；每空1分，满分10分）根据汉语意思完成英语句子，每空一词。&71. 她是那周赛马幸运的赢家。She was the ___________ ___________ of that week’s horse race.& 72. 我们讨论着往日时光，度过了一个愉快的夜晚。We spent an ___________ evening ___________ about old times. 73. 尽管我妹妹今天早上感觉不舒服，她依然像往常一样去上班。&&& Although& my sister didn’t feel well this morning, she went to work ___________ ___________.74. 每一个人都应当尽一份力量来拯救地球.&&& Everyone should __________ a ___________ in saving the earth. 75. 实际上,你爸爸真的很关心你. && In fact, your father truly ___________& ___________ you.第四节：书面表达（共1题；满分10分）&&& 假如你是王涛，来自一个小镇。你们镇目前正 在 大力发展旅游事业。请你根据下面的思维导图 写一篇英语短文，介绍一下你所居住的小镇，并发表在某英文网站的论坛上，以吸引更多的外国游客 前来观光。要求：1. 80 词左右，可适当发挥。开头已给出，不计入总词数。&&&&& 2. 至少使用两个含有比较级或最高级的句子。&Hi, everyone! I'm Wang Tao, from a small town. _____________________________________________________________________________________________________&期中综合能力评估 I 材料及参考答案听力材料第一 节1. W: Zhang Ming, did you go to London for the vacation?& M: No, I went to Paris with my parents.2. W: What do you plan to watch this evening, Li Jun?& M: Animal World, of course.&&3. W: What did you do last Sunday morning, Ted?& M: I helped my mother with housework.4. W: Did you know the news about the new program?& M: Yes, I did. I heard it when I was listening to the radio in the morning.5. W: You have short straight hair. What about your sister Tina?& M: She has long curly hair.第二节6. M: Cindy, did you climb the mountain with your parents last Sunday?& W: Oh, yes, I did. But it was rainy, so I didn’t have fun.7. M: How often do you stay up late, Susan?& W: Never. I think it’s a bad habit.8. M: Anna, are there 40 students in your class?& W: No, there are 50. But only 10% of us exercise every day.9. M: Who do you often share your problems with, Lisa?& W: My best friend Lucy. She often has good ideas.10. M: Grace, I heard you’re good at drawing. Well, what is your dream?&&& W: In fact I only like drawing. But my dream is to be a reporter.&& 听下面一段材料，回答11-12题W: Jake, you look tired. What did you do yesterday evening?M: I stayed up to r ead an interesting book about cartoons.W: What time did you go to bed then?M: At eleven o’clock.听下面一段材料，回答13-15题W: Mike, long time no see.M: Hi, Emma. I’m busy with my exam.W: I see. By the way, do you have any plans for your summer vacation?M: Yes, I’d like to travel to Mount Tai. But I’m afraid the hotel will be expensive.W: Don ’t worry about it.M: Why do you say so?W: My uncle lives in Tai’an. You can live at his home.M: How nice! Thank you!听下面一段材料，回答16-20题Hi, Mike. Thank you for your telephone call. I’m glad to tell you that we have two rooms for you now. They are on the fourth floor. They face the West Lake, so you can see it well. The price for each room is 450 yuan one night. Every morning from 7:00 to 9:30, we offer free breakfast, but you have to pay if you have lunch and supper in our hotel. Don’t forget to bring your ID card with you. If you have any more questions, please call Miss Black at . She will be pleased to help you. We hope you will enjoy& your stay with us. Thanks again for choosing our hotel.参考答案第一部分： 1-5 CBABC&&&&&&&&&& 6-10 AABAC&&&&&&&& 11-15 CBCAC&&&&&& 16-20 CBAAC第二部分： 21-25 AABCB&&&26-30 CACAB &&& & 31-35 CABBA&&36-40 BACAB&&第三部分：41-45 BCBBC& &&46-50 ACCBC&& && 51-55 EDCBA第四部分： 56. things&& &&&57. for&& &&&58. forgot&& &&&59. his&& &&60. fast& 61. jumped&& &&&62. good&& &&&63. here& &&&64. head& &&65. so66. D fly& &&&&& 67. because of&&&&& &68. jumps highest&&&&& 69. How often&&70. as&& as&&& 71. lucky winner& && 72. talking&& 73. as usual& &&74. Cares about&&& 75.& play role/ partOne possible version:&&& Hi, everyone! I’m Wang Tao, from a small town. My town is famous for its beautiful scenery. It has a river with the clearest water. It also has the loveliest mountain. You can fish in the river or climb the mountain. You can enjoy the freshest air here. You can eat farm food, stay at a farmer’s house and enjoy the happiness and quiet life of the countryside. What’s more,& you’ll find everything here much cheaper. All in all, it’s a good place to visit. Welcome to my town.文章来源 天添 资源网 w w w.tT z Y w.C oM
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