2015英语八年级上册Unit2topic3知识点详解及练习题

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1、文档供参考，可复制、编制，期待您的好评与关注！ Unit2 Topic3 Must we exercise to prevent the flu?Step1: Review Modal VerbsStep2: Do the exercise about Last Lesson.Step3: Unit2 Topic3 Must we exercise to prevent the flu? Section A I. 英汉互译下列单词。1.记者_ 2. 向前；提前 _3. 最后，终于_ 4. 拥挤的 _5. 互联网 _ 6.问题; 询问 _7.阻止 _ 8.增强 _9.疼痛_ 10.咽喉_II.

2、翻译下列短语。1.开始吧 _ 2. 勤换衣服 _3. 增强的体质_ 4. 经常锻炼_5. 立刻_ 6. 远离拥挤的地方_7. 采纳某人的建议 _ 8. 预防流感_9. 勤洗手_ 10. 一直, 总是 _11.保持空气清新 12. 在网上工作太长时间_III. 翻译句子1.-我能问你几个问题吗, 李医生? _-当然可以, 问吧. _2. 我们应该怎样预防流感呢? _3. 我们应该经常锻炼身体以增强体质. _4. 第二, 我们应该保持房间一直整洁和通风. _5. 最后我们最好不要去人多的地方. _6. 当我们得流感时必须立刻看医生吗? _-是的, 必须./ 不, 我们不必要. _7. 我们将采纳你

3、的建议_IV. 重点解析1. talk with(to) sb. 和某人谈话【导学点拨】talk with/to sb. 和某人谈话； talk about sth. 谈论、讨论某事； talk with /to sb. about sth._他拒绝跟我谈。He refused to _ _ me. 你在跟谁谈关于篮球队的情况?Who _ you _ _ _ the basketball team? 你们在谈什么?What _ you _ _? 2. when时间状语从句和主句的时态 【导学点拨】when引导的时间状语从句，如果主句表示的是将来的动作，则从句用一般现在时。简称 “主将从现”。如

4、：Ill go swimming in the river with Jack when he _ back.When you _(spend) much time on TV, you may have less time left to do exercise.Please let me know when you _(pass) the exam.3. prevent the flua. prevent sth. 阻止某物（事），预防我们必须尽力预防H1N1 流感。We must try our best _. b. prevent sb. (from) doing 阻止某人做某事露西的

5、父母组织她玩电脑游戏。Lucys_ prevent _ _ _ computer games.4. all the time 副词短语，一直，始终，在句中做状语。她一直在哭。She keeps _ all the time.5. keep away from远离，后面跟名词、代词或动名词。= stay away from作为学生，我们应该远离烟酒。As students, we should _ _ _ smoking and drinking. Keep sb from使某人远离你最好让孩子远离火。 You _ _ keep the child _ _ the fire.6. Must 开头

6、提出的问句，否定回答不用mustnt 来回答，常见的回答如： Must I go now? （我必须得走吗？）肯定回答：Yes, you must.（是的，你必须）；否定回答： 或者 (不，你不必) V Read the dialogue 1a again and review what we learn.VI Pay attention to Page 59 2, learn the words and phrases.VII Quiz、根据句意及首字母提示补全单词1. Doctor Lee is talking with a j_ on TV.2. The doctor is doing

7、his best to p_ the flu.3. To fight SARS, we should not go to c_ places.4. When we keep a_ from parents,we should look after ourselves.5. This is a difficult q_. I dont know its answer.II、用所给单词的适当形式填空1. We should do our best _ (fight) all kinds of diseases.2. We must eat _ food and do exercise to kee

8、p our _.(health)III、单选( ) 1. - May I ask you _ questions? Sure. Go ahead.A. some B. any C. much D. few.( ) 2. Must we clean the classroom at once?-No, you _. You may do it after school.A. mustnt B. dont C. neednt D. dont have.( ) 3.May I take the book out of the library, Miss Li? -_.A. You may not B

9、. No, you mustnt C. Im afraid not D. No, you cant.( ) 4. You _ wash your hands before meals. It is good for your health.A. may B. can C. must D. need( ) 5. The doctor _ SARS.A. is talking with B. is talking about C. is talking to D. is talking of( ) 6. Today is Sunday. He _ get up early, because he

10、doesnt go to school.A. doesnt have to B. didnt have to C. wont have to D. have to( ) 7. The teacher is sitting _ the four students.A. between B. between and C. among D. among and( ) 8. Parents should keep their children away _ the dangerous places.A. on B. from C. off D. in( ) 9. The students should

11、 _ after school.A. do some cleaning B. do any cleaning C. be cleaning D. cleaned( ) 10. She needs to have someone looking after her _.A. all the same B. all the time C. all times D. all the timesIV、句型转换1. We should wash hands often to fight SARS.(对划线部分提问) _ _ we _ to fight SARS?2.-Must we finish the

12、 work right now?(根据句意完成答语) -No, you _. But you _ finish it before dark.3. She has to stay at home to look after her sick mother. (改为否定句) She _ _ _ stay at home to look after her sick mother.4. They had to work for the boss day and night. (变为一般疑问句并作否定简答) - _ they _ _ work for the boss day and night?

13、-_.Section B.英汉互译下列单词。1. 他们自己 _ 2. 信息 _3. 忘记_ 4. 报告 _5. 恐怕_ 6.需要 _.翻译下列短语。1.此时此刻；立刻 _ 2. 给某人打电话_3. 说吧_ 4. 告诉某人不要去做某事_5. 留个口信 _ 6. 给某人捎口信_7. 半小时后_ 8. 忘记做某事 _9. 准时 _ 10. 作报告 _11.需要放松 12.对。不好 13.帮助她的学习 14.向某人求助 15.打扫卫生 16.在。的帮助下 III. 翻译句子1. 恐怕他现在很忙. _2. 我能留个口信吗? _3. 请告诉我爸爸不要忘了明天下午的演讲_4. 我会把口信带给他的. _5 .

14、Jane今天有空吗？ _6. 你还在看电视吗? _ IV 重点解析1. Could /Can/May I speak to.?; Im afraid (that). (1)Could /Can/May I speak to.? (打电话的常用语) 请问.在吗？请找.接电话好吗？类似的用语还有：Hello! Is that Tom (speaking)? Hello! Id like to speak to Tom.(比较正式) Is that you, Tom?(熟人之间使用) (2)打电话的答语有两种：a.本人接电话用: (Hello!)This is Tom speaking./Tom s

15、peaking. b. 要找的人不在或很忙用：Sorry. He/She isnt here/in right now.抱歉，他/她现在不在这。Sorry. He/She is busy now. Im afraid (that) he is busy now. (3) afraid 的几个常用结构：a. Im afraid (that). (口语常用结构。表示遗憾地)认为., 恐怕. 我想她恐怕病了。_ b. be afraid that . 担心., 担忧.杰克担心他会迟到。 _ c. be afraid to do sth. 害怕其结果而不敢做. be afraid of sth.(do

16、ing sth.)害怕某物（做某事.）我怕坐飞机。 I am afraid of _= I am afraid to _. 2. ring up 给 打电话ring .up = call.(up) = phone sb.= give sb. a call = give sb. a phone 给.打电话。如：李蕾每天都给她妈妈打电话.Li Lei _ _ _ _every day. 你明天给我打电话好吗？Will you _ _ _ tomorrow? 另：make a call 打个电话；call sb. back 给某人回个电话。如： Just now, your mother _(cal

17、l) you. If you are not busy, remember _(give) her a call. 3. leave a message 留个口信leave a message (for sb.) =leave sb. a message留言，(给某人)留个口信。 类似的词组还有：take a message (for sb.)给某人捎个口信= give a message to sb. = give sb a message你能给李医生捎个口信吗? Can you _ Dr. Li _ _?= Can you _ _ _ _ Dr. Li? 4. tell sb. (not)

18、 to do sth. 告诉某人(不要)做某事tell sb. to do sth. 告诉某人做某事=ask sb. to do sth. 要求某人做某事。如： He told the students _.他告诉学生上课要安静。He asked his parents _.他让父母给他买个新足球。否定形式：tell/ask sb. not to do sth. 如：Teachers often tell their students _(不要在街上踢足球)5. look after oneself= take care of oneself照顾某人自己I can look after mys

19、elf. 我可以照顾我自己。= I can _ _ _ myself.6. 电话留言格式V Quiz I. 单项选择( ) 1. Hello! Whos that? -This is Jane _.A. speak B. speaks C. to speak D. speaking( ) 2. Please tell your father _ me _. A. to ring; up B. rings; up C. to ring; at D. rang; up( ) 3. The earth is our home. Its our duty to _ the environment ar

20、ound us.A. take care of B. care C. care for D. looking after.( ) 4. Hello! May I speak to Mary, please? - _, please.A. Wait a moment B. Just a minute C. Hold on D. all of above( ) 5. When I arrive home, Ill _.A. ring up you B. ring you up C. rings up you D. rings you up( ) 6. Can you take a message,

21、 please? Sure. I ll tell her when she _ back.A. comes B. will come C. come D. came( ) 7. Ling isnt _. Can I take a message _ him?A. in; for B. on; for C. at; of D. in; of( ) 8. Im afraid _ meeting him. A. of B. to C. in D. at( ) 10. I _ the bad news when she comes back. A. will tell her B. tell her

22、C. will tell him D. told him( ) 11. Its autumn. The farmers are busy _ the apples. A. to pick up B. pick up C. picks up D. picking up( ) 12. Hello! Id like to speak to Wangfang. -_.A. I am Wangfang B. This is Wangfang speaking C. Hello. I am her sister.D. I am Wangfang speaking.( ) 13. Mother told the little boy _play with fire because it was too dangerous.A. not to B. to C. has to D. mustntIII、 句型转换1. Ill give Mary the message.(改为同义句) Ill _ _ _ for Mary.2. Please look after yourself well.(同上) Please _ _ _ _ yourself.8 / 8