八上U2T3讲义.docx

1、八上U2T3讲义私 塾 国 际 学 府 学 科 教 师 讲 义 组长签字： 学 员 编 号 ： 年 级 ：初二 课 时 数 ：3学 员 姓 名 ： 辅 导 科 目 ：英语 学 科 教 师 ：韩文彦课 题Unit 2 Topic 3 Must we exercise to prevent the flu?授课日期及时段2015年9月6日，8：0010：00教 学 目 的让学生掌握重点单词和词组；学习情态动词表示劝告和需要的用法；谈论如何预防流感。重 难 点学会使用情态动词 must, have to的用法，以及反身代词.教 学 内 容 【基础知识巩固】Section A一、重点句型1、-May

2、I ask you some questions? -Sure, go ahead2、-What should we do to prevent it? -First., Second., Third., Finally.3、-Must we exercise to prevent the flu? -Yes, we must.4、-Must we take some medicine to prevent the flu? -No, we dont have to./No, we neednt. 三、重要知识点1、go ahead.当然可以，请问吧！ ahead 意思是向前，这里的go ah

3、ead原意为向前走，在这里译作继续问问题，相当于go on2、prevent v.防止，预防e.g.: what can we do to prevent this disease from spreading?我们能做些什么来防止这种疾病蔓延。 常用句型：prevent sb. from doing sth. 阻止某人做某事e.g.: The police work hard to prevent drivers from drink-driving.3、build sb. up 增强某人的体质；build up our bodies 使我们的身体强健 crowded places 人群拥挤

4、的地方 take ones advice = accept ones advice 接受某人的建议 ( advice 不可数名词 )4、Must 开头提出的问句, 否定回答不用mustnt 来回答，肯定回答：Yes, 主语+ must.（是的，某人必须）；否定回答：No, 主语+ neednt./ No, 主语+ dont/doesnt have to. (不，你不必) （neednt= dont have to )5、keep away from sth. 远离. keep away from doing sth远离做某事 keep away from 让远离. 如：Youd better

5、keep the child away from the fire.Exercise：1、英汉互译。1. go ahead _ 2.患流感_3. build us up _ 4.保持空气新鲜_5. all the time _ 6.接受你的建议_7. at once 8.远离人多的地方_二、单项选择( )1.Excuse me，may I use your eraser，please? Sure，_ AWatch out! BWell done! CGo ahead DFollow me( )2.Must I return the book tomorrow morning? No，you_

6、You_keep it for three days Amustnt；may Bmusnt；must Cneednt；can Dneednt；must( )3.What_ do you have for Paul? I think he should study harder than before Anews Badvice Chelp Dinformation( )4.Medicine is dangerous for children，so it should be kept away_ them Aby Bto Cfrom D. inSection B一、重点句型1、 Could I

7、spesk to Dr.Li Yuping.? Im afraid he is busy now. Ok, Ill ring him up later. 3、 Can I leave a message? Sure, go ahead. 4、 Please tell my father not to forget the talk tomorrow afternoon. 二、重要知识点1、Hello! Could /May I speak to, please? 你好! 我能跟通话吗?2、right now有两种意思：现在= now 马上= right away; in a minute; a

8、t once;3、ring v.(过去式rang) (钟，铃等的)鸣，响。e.g.: When the bell rang, students hurried to the classroom. 打电话。 ring sb. up =call sb. up=give sb. a call=call sb. =phone sb. 给打电话e.g.: I shall ring you up when I g et there. n. 环状物，戒指。 如：ear ring 耳环，key ring 钥匙环， the Olympic Rings 奥运五环4、message n. 消息，信息，音信。常用短语

9、：leave a message( for sb) 为某人留个口信， take a message for sb./give sb. a message 给某人捎个信儿。 send a message to sb. on the phone 用手机给发短信。5、tell sbsthabout sth告诉某人某事 tell sb.(not)to do sth告诉某人(不要)做某事6、forget to do sth. 忘记要做某事（未做） forget doing sth.忘记做过某事（已做）e.g.: Dont forget to take your camera. I forget taki

10、ng my camera.remember to do sth记得要做某事(指这件事情还没做) remember doing sth记得做过某事(指做过了)7、反身代词的用法1）“by 反身代词”表示“单独地，独自一人地”。如：The boy couldnt make the model plane by himself那个男孩不能独自制作飞机模型。2）反身代词常与一些动词连用。如： “teach 反身代词”表示“自学”；teach oneself = learn by oneself 自学 “ hurt 反身代词”表示“伤到自己”。如：Jane teaches herself English

11、.简自学英语。 Lily fell down and hurt herself yesterday. 昨天莉莉自己摔伤了。 注：反身代词与个别动词搭配使用，意思发生变化。如：“help oneself to sth”表示“随便吃-”； “enjoy oneself”表示“-玩得开心”，enjoy oneself = have a good time 玩得高兴 Help yourself to some strawberries,please.请随便吃些草莓。 They enjoyed themselves at the party last night.昨晚在晚会上他们玩得很开心。3）反身代词

12、作名词或代词的同位语时，起加强语气的作用，可译为“亲自，本人”。如：You d better ask your teacher about it yourself.你最好亲自去问你的老师。8、ask sb. for help 向某人求助 with the help of sb. 在某人的帮助下 help sb. with sth. 在某方面帮助某人 help sb (to) do sth 帮助某人做某事Exercise：一、英汉互译。1、我能和讲话吗？_ 2、Ill ring him up later. _3、我能留个口信吗?_ 4、tell sb. not to do sth. _5、忘记去

13、做某事 6、right now 7、在某人的帮助下 8、by myself 二、单项选择。( )1.Your friend Jimmy_ last night，but you were not at home Acalled up you Bcall you up Cring up you Drang you up( )2.一Hello，may I speak to MrsRead，please? Sorry，she isnt here at the moment 一 . ACan I take a message? BCan I leave a message? CHold on，pleas

14、e( )3.Before going to the History Museum，our teacher told us_ the public rules Aobey Bto obey Cobeying Dobeyed( )4.Help_ to some cakes，Jim Ayou Byour Cyourself Dyourselves( )5.Do you still remember_ me somewhere in Shanghai? Yes，of courseTwo years ago. Ato see Bsee Cseeing Dsaw Section C1、重要知识点1、giv

15、e a talk(about sth)作(关于某事的)报告e.gMy mother will give a talk about learning to us2、fast food快餐 first aid 急救3、on the other hand另一方面 on one hand.on the other hand.一方面.另一方面.4、Its necessary for sb. to do sth. 对某人来说做某事是必须的5、stay away from doing sth. 远离某事6、say no to sb/sth/ doing sth. 拒绝某人或某物或做某事Exercise：一、

16、英汉互译1. 做一个报告_ 2. 快餐_ 3. keep you healthy _ 4. stay safe _ 5. Its necessary to do sth. _ 6. 对来说很重要_ 7. try to be happy _ 8. 另一方面_ 9. be happy to be healthy _ 10. say no to _Section D1、重要知识点1、 (一) 情态动词: must 与 have to must “必须;一定”, 表示有做某一动作的必要或义务,侧重表达说话者的主观看法.（只有一种时态，仅用于一般现在时）。mustnt 只指“不准，禁止”。如：We mu

17、st wash hands before meals. 饭前我们必须洗手.We must eat healthy food. 我们必须吃健康的食物. have to “不得不,必须”, 侧重表示因客观条件或客观环境的迫使而不得不做某事（可用于各种时态）如：Its too late. I have to go now. 太迟了.现在我得走了.I had to borrow some money at that time. 那时我不得不借了一些钱. -Must we keep the windows open all the time? -No, we dont have to. / No, we

18、 neednt. (注意回答时不能用No, we mustnt.)have to表示“必须，不得不”，强调客观需要。must也指“必须”，但强调主观看法。have to可用于各种时态，而must仅用于一般现在时。2、 warm up 热身运动，使.暖和3、 instead of n./doing 代替.课堂小结：【典型例题分析】例1：Must I finish my homework at school? No，you_ You can do it at home Acant Bmustnt Cneednt Dwont【解析】：答案选C。根据由must引导的问句，否定回答选neednt或don

19、t have to。例2：Father often tells me_ too much time on computer games Adont spend Bnot spend Cnot to spend Dnot spending【解析】：答案选C。根据tell sb.(not)to do sth告诉某人(不要)做某事。可知此处选C项。例3：Our teacher wouldnt give us the answer to the questions directly. Why not work them out all by_ Athemselves Bhimself Courselv

20、es Dmyself【解析】：答案选C。根据句意我们为什么不靠自己解决呢，by ourselves靠我们自己，故选C项。例4：They do all the work by_，such as cooking and cleaning Athem B. themselves Cthey D. themself【解析】答案选B。根据句意他们所有工作靠他们自己，by themselves靠他们自己，故选B。例5：Yesterday it rained heaving when school was over. We_ stay in our classroom Ashould Bmust Chad

21、to Dhave to【解析】：答案选C。根据have to表示“必须，不得不”，强调客观需要。must也指“必须”，但强调主观看法。have to可用于各种时态，而must仅用于一般现在时，题中时态为过去时，由于下雨这种客观原因，我们不得不呆在教室，可知答案.例6 ：I was busy_ my uncle on the farm this time last Sunday. Ato help Bhelped Chelping Dhelp【解析】：答案选C。根据be busy doing sth.忙于做某事，可知答案为C。例7：He believes that his dream can c

22、ome true. Nobody can him doing it. A. prevent; to B.prevent; of C.prevent; from D.prevent; for【解析】：答案选C。根据prevent sb. from doing sth. 阻止某人做某事。根据上下文可知选C。【课后强化练习】1、 单项选择。 （10分）( )1.Hello! May I speak to Mary? _ A.Im Mary. B.Mary is me. C.This is Mary speaking. D.Im speaking.( )2.My mother asked you _

23、when you come back. A.ring up her B.ring her up C.to ring up her D.to ring her up( )3.You should _ when your parents arent at home. A.look yourself after B.take care for yourself C.take care yourself D.take care of yourself( )4.May I ask you some questions, Dr. Wang? _ A.Youre welcome. B.Sure, go ah

24、ead. C.No, Im busy. D.Yes, you must.( )5.Must I take part in the activity? No, you _. Youre too young. You should look after yourself. A.mustnt B.dont C.cant D.dont have to( )6.Who taught _ Japanese? I learned it by _. A.you; myself B.your; myself C.yourself; me D.yourself; myself( )7. Longlongs fat

25、her is a businessman. He is very busy, so Longlong only talks _ him _ the phone. A.to; in B.with; by C.with; on D.to; by( )8._ to keep our classroom clean and tidy. You are right. A.Thats our duty B.This is our duty C.Its our duty D.The duty is ( )9.May I watch TV, Mom? Im afraid you _. A.should not

26、 B.cant C.must not D.may not( )10.She was afraid of _ SARS because it was dangerous. A.catch B.catches C.caught D.catching二、情景交际。（5分）选择方框中的句子完成对话，其中有两项多余。A: You look pale, Dr. Li. 11 B: I only feel a little tired.A: It looks more serious than being tired. 12 B: No, thanks. Nothing serious, I think.A

27、: 13 But you have worked for thirty-six hours without having a rest.B: Im a doctor. 14 A: 15 A.I have to save the patients.B.I know SARS is spreading.C.So you should care for yourself first.D.And its my duty to save the patients.E.You must be tired.F.Whats the matter with you?G.May I take you to the

28、 office?三、完形填空。（10分） Ava was ill. She went to see a doctor. The doctor asked her to 16 her tongue (舌头), and then he said,“OK. You can put your tongue back now. Theres 17 wrong with you, but Im afraid you have a problem: you never take 18 .” “But, doctor,”Ava said,“I dont think so.” “Dont 19 me what you think,”the doctor said,“I see a lot of people 20 you. None of them get any exercise. They sit in offices all day and in front of the TV in the evening. You must walk quickly for at least 20 minutes a day.” “Doctor, you dont understand.”Ava said,“I take enough