上海市2020学年七年级英语上学期期中试题-新人教版

人教版（2024）七年级英语上学期期中达标测评卷（A卷）分值：100分一、单选题（共15小题；每小题1分，满分15分）1.—What's your favourite sport?—_____.A. TennisB. SallyC. RedD. Fish2.Children _____ to play with snow in winter. It's interesting.A. getB. loveC. makeD. speak3.—Hi, I'm Linda.—_____.A. I'm fineB. I'm tenC. Good morningD. Hi, I'm Kate4.—Hello, Sally! _____ are you?—I'm fine, thanks.A. HowB. WhatC. WhereD. Who5.I _____ a blue schoolbag and my sister _____a red schoolbag.A. have; haveB. has; hasC.have; hasD. has; have6.I always do sports to _____ fit(健康的).A. keepB. haveC. doD. meet7.—What colour _____ Tom's trousers?—Grey.A. isB. areC. beD. am8.—_____ pets do you have?—Three. A dog, a cat and a rabbit.A. HowB. How manyC. How muchD. How far9.—Are those his books?—_____.A. No, they're mineB. Yes, it isC. Yes, they are hersD. No, it isn't10.—Peter, _____ is my brother John and _____ are my sisters Rose and Tina.—Hello! Nice to meet you all.A. this; thatB. this; theseC. those; theseD. these; those11.—What _____ fruit do you like?—Apples.A. kindB. kindsC. kind ofD. a kind of12.Sally and Nancy _____ my good friends. They often help me.A. amB. isC. areD. I13.—I _____ a student. _____ you a teacher?—Yes, I am.A. am; AmB. is; AreC. am; AreD. are; I14.She is Alice Brown. Brown is her _____ name.A. lastB. firstC. fullD. middle15.—What class are you in?—I'm in _____.A. class four; grade sevenB. Class Four; Grade SevenC. Grade Seven; Class FourD. grade seven; class four二、完形填空（共10小题；每小题1.5分，满分15分）Look! This is photo 16 my family. There are 17 people in my family. Er Shun and Qing Qing are my parents. I have a brother and his name is Jia Panpan. And I have two sisters, they are Jia Yueyue and Yu Ke. We are black and white, and we look the 18 . We come from China. Chongqing Zoo is our home. Every day, many people come to visit us, including(包括) men, 19 , the old and the young. They like us 20 . They think we are very cute. They usually take photos with us. We like them, too.Every day, we get up at 7 o'clock, and then we 21 breakfast. Bamboo is our favourite 22 . We like to eat it every day. Our animal keepers(饲养员) are 23 to us. They often help us. I often 24 with my sisters and brother. We often climb (爬) trees and sleep in the tree. We like our zoo very much. Welcome to our 25 . I want to play with you.16.A.from B.of C.for D.to17.A.three B.four C.five D.six18.A.same B.different C.old D.new19.A.boys B.girls C.women D.kids20.A.a lot B.a lot of C.lots of D.often21.A.do B.have C.make D.drink22.A.food B.drink C.meat D.animal23.A.strong B.kind C.clever D.tall24.A.play B.visit C.speak D.take25.A.shop B.school C.farm D.zoo三、阅读理解（共10小题；每小题2分，满分20分）AThe Shenzhou ⅩⅢ spacecraft(宇宙飞船) carried three Chinese astronauts(航天员) to Tiangong.Name: Zhai ZhigangFrom: HeilongjiangAge: 58SFT: 950 HoursTitle: Major General (少将)Likes: Calligraphy, comedyName: Wang YapingFrom :ShandongAge: 44SFT: 1,567 HoursTitle: Senior Colonel(大校)Likes: Travelling, musicIs the first Chinese woman to go on a spacewalkName: Ye GuangfuFrom: SichuanAge:44SFT: 1,100 HoursTitle: Senior ColonelLikes: Reading, basketball26.How old is Zhai Zhigang?A. 41.B. 45.C. 50.D. 58.27.What does Wang Yaping like doing?A. B. C. D.28.Where is Ye Guangfu from?A. Shandong.B. Sichuan.C. Heilongjiang.D. Beijing.29.Who likes reading and playing basketball?A. Zhai Zhigang.B. Wang Yaping.C. Ye Guangfu.D. Yang Liwei.30.What can we learn from the passage?A. They are from two different places.B. Ye Guangfu's safe flight time is 950 hours.C. Zhai Zhigang and Wang Yaping are of the same age.D. It is the first time for a Chinese woman to go on a spacewalk.BMary lives on a farm. She likes animals very much. There are six sheep, three horses and ten chickens on her farm.One day, Lisa, one of Mary's friends, goes to visit Mary. "I have a white rabbit," Lisa says. "It isfrom my cousin Jack. But I can't find a nice home for it to live in. Can you give me some ideas?""Yes," Mary says. " You can bring(带来) your rabbit here. I think it will be happy to live on my farm. And you can come to take care of(照顾) the rabbit at any time."Lisa is very happy to hear that. The next day, Lisa takes her rabbit to Mary's farm. And the two girls give the rabbit a name—Bubbles. Now, Bubbles has a nice new home. It lives on the farm happily.31.What animals live on Mary's farm at first?①Sheep②Horses③Rabbits④ChickensA. ①②③B. ①②④C. ①③④D.②③④32.Lisa gets a rabbit from _____.A. her cousinB. her friendC. Mary's cousinD. Mary's friend33.What is Mary's idea?A. To let Lisa live with her.B. To buy the rabbit from Lisa.C. To give the rabbit to others.D. To let the rabbit live on her farm.34.Who give(s) the rabbit a name?A. Jack.B. Mary.C. Jack and Lisa.D. Mary and Lisa.35.What is the best title(最佳标题) for the passage?A. A nice farmB. Two good friendsC. Bubbles has a new homeD. Mary likes beautiful animals四、情景交际（共5小题；每小题2分，满分10分）A: Hello, Jill.B: Hi, Anna. 36._____A: It's a picture of my family.B: The girl is beautiful. 37._____A: Yes, her name is Betty.B: 38._____A: No, they aren't. They are my aunt and uncle.B: Is this your brother?A: 39._____ His name is Peter. By the way, my family will go to the zoo this afternoon.B: 40._____A: You too. Bye!A. Yes, it is.B. No, he isn't.C. What's this?D. Thanks.E. Is she your sister?F. Have a good day.G. Are these your parents?五、词汇互译（共5小题；每小题1分，满分5分）41. Some children in China _________(开始) school at the age of six.42. As we know, each unit is divided _________(部分) A and B.43. Emma's dad has a _________(一副) of new glasses.44. Please _________(数数) from zero to nine in English.45. The _________(双胞胎) are different from each other. One is fat and the other is thin.六、连词成句（共5小题；每小题2分，满分10分）46. it, your, is, in, schoolbag__________________________________?47. new, I, find, glasses, can't, my__________________________________.48. do, your, put, you, where, things__________________________________?49. on, are, they, your, head__________________________________.50. is, another, duck, behind, the, big, tree__________________________________.七、书面表达（共1小题；满分25分）假如你叫李明，你的笔友Paul想认识更多的中国朋友。

7．When will they meet? A ．At 2:30.B ．At 3:30.C ．At 2:00.听下面一段对话，回答13-15小题。

8．Where does the girl want to go? A ．To a hotel.B ．To a restaurant.C ．To a school.9．What does the girl want to do? A ．She wants to go to school. B ．She wants to have breakfast.C ．She wants to have lunch. 10．Where is the restaurant?A ．It’s behind a hotel.B ．It’s next to a scho ol.C ．It’s on Center Street. C. 听短文选答案。

（本题共5小题，每小题1分，共5分） 11．How does Sally often go to her grandparents' home? A ．By bus.B ．By bike.C ．On foot.12．How old is the library?A ．About 50 years old.B ．About 100 years old.C ．About 150 years old.13．What's next to the post office? A ．A supermarket. B ．A park. C ．A library.14．Where is the park? A ．Behind Walking Street. B ．In front of Walking Street. C ．Behind the post office.15．What do Sally's grandparents always do in the afternoon? A ．Sing and dance.B ．Take a walk.C ．Play basketball.D. 听短文填表。

2019-2020学年度第一学期七年级英语学科期中试卷第Ⅰ卷选择题 (共 65 分)一、听力理解（本大题共 15小题，每小题 1 分，共 15 分）A) 在下列每小题内，你将听到一个或两个句子并看到供选择的 A、B、C 三幅图画。

找出与你所听句子内容相匹配的图画。

1.A. B. C.2.A. B. C.3.TuesdayA. B. C.4.A. B. C.B) 下面你将听到六组对话，每组对话都有一个问题。

根据对话内容，从每组所给的 A、B、C 三个选项中找出能回答所提问题的最佳选项。

5. What does Judy often do after dinner?A. She goes to bed.B. She watches TV.C. She goes walking.6. How does Mike go to school every day?A. By bus.B. On foot.C. By bike.7. How often does Linda go skating?A. Once a week.B. Twice a week.C. Three times a week.8. Who does the boy often play basketball with?A. His friends.B. His father.C. His classmates.9. When does Mary want to see her grandparents?A. On October 28.B. On October 29.C. On October 30.10. How long is the museum open on weekdays?A. Six hours. B Eight hours. C. Ten hours.C) 听下面材料。

每段材料后都有几个问题，从题中所给的 A、B、C 三个选项中选出最佳选项。

2019--2020学年度第一学期上册期中检测题七年级英语笔试部分(共95分)Ⅲ.单项选择。

(10分)( )21.从A、B、C、D中选出全部是元音字母的选项。

A. a, f，iB.b, p, eC.u,o,iD. 0. r, a( )22. -Is this______ID card? -No. It's______ book. A. an: a B. the: a C. an: the D. the: the( )23. The purple model plane is______.A. herB. hersC. myD. she( )24. Look! Some ______are in the______.A. dictionary; boxsB. dictionary; boxesC.dictionaries; boxsD.dictionaries; boxes( )25.I am a student.______my cousin is a student, too. A. and B. but C. or D.to( )26. This is______ brother.______name is Tom.A. Linda; HisB. Linda's: HisC. my; HeD. her: Her ( )27. -Your schoolbag is very nice. --______A. Thank you.B. It isC. Yes, it isD. It's not nice.( )28.______his friend Tom Brown?A. DoesB. AreC. AmD. Is ( )29. Please call me______8862-2075 or ask me______the radio after class.A. at: toB. for: toC. at: for D for: for( )30.--______ --They are on the sofa.A. Where is my books?B. Where is my book?C. Where are my books?D. Where are my book?IV.完形填空。

2022学年第一学期期中考试试卷七年级英语学科（满分100分，考试时间90分钟）题号一二三得分得分Part1Listening（第一部分听力）（共25分）1.Listen and choose the right picture.（根据你听到的内容，选出相应的图片）【此处可播放相关音频，请去附件查看】A. B. C.D. E. F.1.______2.______3.______4.______5.______【答案】①.B②.E③.A④.C⑤.F【解析】【原文】1.Tom keeps a rabbit as his pet.2.Judy wants to be an architect like her father.3.Mary goes shopping at weekends.4.Spring is a good time to fly kites.5.My penfriend Jack comes from the USA.II.Listen to the dialogue and choose the best answer to the question you hear.（根据你听到的对话和问题，选出最恰当的答案）（共8分）2.【此处可播放相关音频，请去附件查看】A.This weekend.B.Next Thursday.C.Next Sunday.D.Next Saturday.【答案】D【原文】M:Shall we go to the book exhibition this weekend?W:I’m afraid I have no time.How about next Saturday?M.That’s OK.Q:When are they going to the book exhibition?3.【此处可播放相关音频，请去附件查看】A.At7:30.B.At8:30.C.At9:30.D.At10:30.【答案】B【解析】【原文】M:Three train tickets,please.W:Well,you don’t need to buy three,because your baby doesn’t need a ticket.M:Thank you!And how long does it take to get to Guangzhou?W:Mm,it’ll take you three hours,so you’ll arrive in Guangzhou at11:30a.m.Q:When will the train leave for Guangzhou?4.【此处可播放相关音频，请去附件查看】A.His friend.B.His mum.C.His brother.D.His pet dog.【答案】D【解析】【原文】M:What did you do last weekend,Susan?W:I went to the restaurant for dinner with my parents.What about you,Bob?M:I read an interesting storybook about a lovely dog to my pet dog.Q:Whom did Bob read the storybook to?5.【此处可播放相关音频，请去附件查看】A.A computerB.A tableC.A plant.D.A carpet 【答案】B【解析】【原文】W:We will buy some things for our new house.What do you need,Robert?M:I need a table for my computer.Q:What does Robert need?6.【此处可播放相关音频，请去附件查看】A.SunnyB.WindyC.RainyD.Snowy 【答案】C【解析】【原文】W:What a terrible day today!M:Yes.It has rained for more than a week.W:What about the football match between Class Three and our class.M.We have to cancel it.W:What a pity!Q:How is the weather today?7.【此处可播放相关音频，请去附件查看】A.By planeB.By trainC.By shipD.By car 【答案】A【解析】【原文】M:What are you going to do this winter holiday?W:I’m going to Hainan with my parents.M:How are you going there,by train or by plane?W:By plane.Q:How is the girl going to Hainan?8.【此处可播放相关音频，请去附件查看】A.6159-3032B.6195-3032C.6155-3302D.6199-2003【答案】B【解析】【原文】M.Sue.I haven’t seen you for a long time.W.Oh.I’ve moved to a new flat.M:Really?Could you give me your new telephone number?W.Of course.It’s6195-3032.Q:What’s Sue’s new telephone number?9.【此处可播放相关音频，请去附件查看】A.398yuanB.389yuanC.598yuanD.589yuan【答案】A【解析】【原文】M:Is the sofa over there598yuan?W:No.it’s on sale now.It’s only398yuan.M:Wow.I’ll take it.Q:How much is the sofa?Listen to the passage and say whether the following sentences are true or false.（判断下列句子是否符合你听到的短文内容，符合的用“T”表示，不符合的用“F”表示）【此处可播放相关音频，请去附件查看】10.Ted invited Jane to go to the Great Wall with him.11.Jane will practice basketball on Tuesday.12.Jane’s grandparents will visit her on Wednesday.13.Jane will go to Susan’s birthday party on Thursday evening.14.Friday is the day for Jane to do housework.15.Jane will take care of her little brother at weekends.【答案】10.T11.F12.F13.T14.F15.T【解析】【原文】Dear Ted,Thanks for your invitation.I’m sorry I can’t go to the Great Wall with you next week.I will have a very busy week.You know I’m on the school basketball team.And on Monday I will practise basketball with my friends.On Tuesday I will visit my grandparents with my family.We will have a Maths test on Thursday.So I have to study for it on Wednesday evening.Susan invited me to her birthday party.So I’m going to her birthday party on Thursday evening.And you know we always have too much homework to do every week,and I have to do my homework on Friday.And at weekends I have to stay at home to look after my little brother.So I’m sorry I can’t join you.But if Ihave time,I will go there with you.Yours,Jane Listen to the passage and complete the following sentences.（根据你听到的内容，完成下列句子，每空格限填一词）【此处可播放相关音频，请去附件查看】16.First,I’d like to tell you something about London before we__________.17.London is the capital of__________.18.London is a very big city with a population of about_________million.19.The people there are usually friendly,especially the police_________.20.London has a lot of parks and_________.21.The British Museum can tell you a lot of__________stories.【答案】16.arrive17.England18.8##eight19.officers20.gardens21.interesting【解析】【原文】Hello,ladies and gentlemen.I am your guide today.First,I’d like to tell you something about London before we arrive.London is the capital of England.It’s a very big city with a population of about8million.The people there are usually friendly,especially the police officers.They are always glad to tell visitors about their city. London is a beautiful city.It has lots of parks and gardens.When you are in London,you should visit the British Museum.It can tell you a lot of interesting stories.I hope you will have a good time.Part2Phonetics,Grammar and Vocabulary（第二部分音标，语法和词汇）（共42分）V.Choose the best answer（选择最恰当的答案）：（16分）22.Now the senior people in our country live a happy life.Which of the following is correct for the underlinedword in the sentence?A./lɪv/B./la:v/C./leɪv/D./li:v/【答案】A【解析】【详解】句意：目前我国老年人过着幸福的生活。

上海市浦东新区南片联合体2019-2020学年七年级（五四学制）上学期期中英语试题Part1Listening(第一部分听力)Listening Comprehension(听力理解)A.Listen to the sentence and choose the right picture（听句子，选出与内容相符合的图片）A. B. C.D. E. F.1._______2._________3.________4.________5.________B.Listen to the dialogue and choose the best answer to the question you hear.（根据你听到的对话和问题，选出最恰当的答案。

）6.A.Playing. B.Planning. C.Flying. D.Traveling.7.A.In the SPCA. B.In the park. C.At home. D.In the hospital.8.A.America. B.India. C.Britain. D.Australia.9.A.10:05. B.10:50. C.5:10. D.4:50.10.A nurse. B.A driver. C.A teacher. D.A policeman.11．A.Next to the TV. B.Near the window. C.In the kitchen. D.In the bedroom.12.A.In the library. B.In the street.C.In the office.D.In the shop.13.A.School life. B.English learning.C.Their teacher.D.Their homework.C.Listen to the passage and tell whether the following statements are true or false.（判断下列句子是否符合你听到的短文内容，符合的用“T”表示，不符合的用“F”表示。

2024-2025学年第一学期期中练习题七年级英语一、完形填空Hello, everyone, welcome 1 my house. My name is Emma Millar. You can call 2 Emma. My Chinese name is LiHua. Nice to meet you. There are six people in my family. They are my grandparents, my parents, my sister and me. My sister is young. Her shoes 3 under the bed. She has a cute cat. Look! It is behind the door. Her room isn’t clean. Many 4 are here and there. She needs to keep her room 5 .We have a big yard. There are many 6 animals and plants in the yard. You can see some baby chickens and ducks, a dog and rabbits. You can also see 7 plants and flowers. There is a big cow under the tree. It has a little baby cow. It is black and white. 8 else can you see in the yard? Oh, it is a car (轿车). It is black. My father likes it very much. My house is very big. It has ten rooms. Let me 9 . One, two, three, four, five... ten rooms. 10 you like my house?1．A．on B．to C．for D．about2．A．me B．my C．I D．she3．A．is B．am C．are D．be4．A．things B．thing C．time D．house 5．A．kind B．tidy C．cute D．new6．A．a kind of B．kind of C．kinds D．kinds of 7．A．tomatoes B．potatoes C．apples D．tomato 8．A．How B．What C．Where D．Why 9．A．have B．eat C．count D．find 10．A．Does B．Are C．Do D．Is二、阅读理解Good morning. I’m Frank.Can you see a desk? It’s brown. A key, an orange and a blue cup are on the desk.Can you see a bed? My black jacket and my white quilt are on it. Can you see a pen? It’s in the cup. It’s green.11．Who is speaking (说话)?A．Dale.B．Eric.C．Bob.D．Frank.12．What colour is the desk?A．It’s green.B．It’s black.C．It’s brown.D．It’s blue. 13．What are on the bed?①A jacket①A key①A quiltA．①①B．①①C．①①D．①①①14．What is in the cup?A．A ruler.B．A key.C．An orange.D．A pen.15．What can’t you see?A．A desk.B．A map.C．A bed.D．A jacket.Hello, everyone! I’m Julia. I am an English girl. I’m nine years old. I’m a girl. I’m from the USA．My favourite food is noodles. I often eat noodles. I have three friends. This is Li Ming. He is a boy. And he is ten years old. He is from China. He likes Beijing roast duck. It is really good. This is Helen. She is nine years old. She is from the UK. She can speak a little Chinese. Mary is my friend, too. She is ten years old. She is from Australia. Helen and Mary like tennis. They play tennis after class. Let’s be friends!16．What’s Julia’s favourite food?A．Beijing roast duck.B．Hot pot.C．Chicken.D．Noodles.17．How many friends does Julia have?A．2.B．3.C．4.D．5.18．Where is Li Ming from?A．England.B．China.C．The UK.D．Australia. 19．What can Helen do?A．Play basketball.B．Speak Chinese.C．Play the piano.D．Play soccer. 20．What can we know from this passage?A．Julia is 8 years old.B．Julia likes eating Beijing roast duck.C．Mary is from the UK.D．Mary likes playing tennis.阅读下面短文，根据短文内容判断句子的正误。

2020－2021 学年度第一学期期中质量检测七年级英语试卷(满分:105 分时间:90 分钟)友情提示:所有题目均在答题卡上作答,在试题上作答无效。

第一部分听力测试(15 分)Ⅰ.听对话,选择正确答语。

每段对话读一遍。

(共 5 小题,每小题 1 分,共5 分)1.What's the boy's last name?A.Smith.B. Green.C. White.2.Who is Gina?A.Helen's eraser.B. Eric's sister.C. Eric's cousin.3.What is on the desk?A.Black.B. Some books.C. A pencil.4.What color is Dale's jacket?A.Black.B. Blue.C. White.5.What's in the box?A.A cup.B. An orange.C. A watch.Ⅱ.听对话或独白,回答问题。

每段对话或独白读两遍。

(共 10 小题,每小题 1 分, 共 10 分)听下面一段对话,回答第 6 至第8 三个小题。

6.What color is the hat?A.Yellow.B. Blue.C. White.7.Whose hat is this?A.Jim's.B. John's.C. Jane's.8.How many hats does Jane have?A.One.B. Two.C. Three.听下面一段对话,回答第 9 至第11 三个小题。

9.Who is looking for the dog?A.Tommy.B. Tina.C. Tommy's father.10.Where is the dog?A.It is under the chair.B. It is under the bed.C. It is on the bed.11.What is the dog's name?A.Tommy.B. Tina.C. Coco.听下面一段独白,回答第 12 至第15 四个小题。

2024-2025学年上学期七年级英语期中模拟考试03（人教版2024）考试范围：Starter Units 1-Unit 2 考试时间：100分钟总分：120分一、单项选择(每小题1分，共10分)从A、B、C、D四个选项中选出可以填入空白处的最佳答案，并把答题长上对应题目的答案标号涂黑。

1．下列四组中没有按字母表顺序排列的是________.A．DGQ B．KPΖC．BDS D．HPK2．下列哪个选项中与单词name 中字母a的发音相同？A．schoolbag B．cap C．make D．start3．________ name is Paul. ________ studies in Qujiang NO.1 High School.A．He, His B．His, He C．He, Him D．His, Him4．My shirt ________ white and my trousers ________ black.A．is, are B．is, is C．are, is D．are, are5．—What’s this?—________ a pencil.A．He is B．This is C．It is D．That is6．A pair of socks ________ under the chair.A．am B．is C．are D．/7．My name is Jack Smith and my friends often ________ me Jack.A．read B．spell C．call D．say8．I don’t ________ a volleyball, but my cousin ________ one.A．has; have B．have; have C．have; has D．has; has9．—Is this _______ eraser, Bob?—No. It is _______.A．you; Tom B．you; Tom’sC．your; Tom D．your; Tom’s10．—________ boxes of milk do you want to buy?—I’d like six.A．How many B．How much C．What color D．How about二、完型填空(每小题1.5分，共15分)根据短文内容，从A、B、C、D四个选项中选出一个能填入相应空格内的最佳答案，并把答题卡上对应题目的答案标号涂黑。

2020—2021学年第一学期七年级英语期中试卷 （一）听力部分 （共20分） 一、听力（本题有15小题，第一、二节每小题1分，第三节每小题2分，共计20分）第一节：听对话，选择图片。

1. What does John have? A B C2. How old is Peter?A B C 3. Which month does Alan like?A B C 4. How much are the trousers?A B C 5. What books do they get?A BC第二节：听长对话，回答问题。

学校 班级姓名 考号 ---------------------- 密 ---------------------------- 封---------------------------- 线 ----------------------------听下面一段较长对话，回答第6—7小题。

6. Where are the notebooks?A. On the desk.B. Under the desk.C. In the bookcase.7. What’s in Cindy’s schoolbag?A. The radioB. The tapesC. The dictionary听下面一段较长对话，回答第8—10小题。

8. What does the man want?A. SocksB. ShortsC. Shoes9. What color does the man want?A. Blue.B. Brown.C. Black.10. Where are they talking?A. In the shop.B. At home.C. At school.第三节：听独白，回答问题。

（本题有5小题，每小题2分，共10分）听下面一段独白，回答第11-15小题。

11. How old is Mike?A. 13.B. 14.C. 15.12. What subject doesn’t Mike have this term?A. science .B. history.C. geography.13. When is his P.E. lesson?A. On Tuesday.B. On Wednesday.C. On Sunday.14. What does Mike think of science?A. It’s interesting.B. It’s useful.C. difficult.15. Who is Mike’s favorite basketball player?A. Yao Ming.B. Michael JordanC. Mr. White（二）笔试部分（共80分）二、单项填空（本题有10小题，每小题1分，共计10分）从A、B、C、D四个选项中，选出可以填入空白处的最佳答案。