1、Unit 8 Keeping Safe 一. 教学内容： Unit 8 Keeping Safe 二. 教学重点： 1、祈使句 2、被动语态 3、课内知识点 三. 具体内容： （一）祈使句： 肯定结构 1. Do 型（即：动词原形（宾语）其他成分） Please have a seat here. 2. Be 型（即：be 表语其他成分） Be a good boy! 3. Let 型（即：let 宾语动词原形其他成分） Let me help you. 否定结构： 1. Do 型和 Be 型的否定形式都是在句首加 dont 构成. Dont forget me! 2. Let 型的否定形式有
2、两种: Dont let 宾语动词原形其他成分 let 宾语 not动词原形其他成分 Dont let him go./ Let him not go. 3.有些可用 no 开头，用来表示禁止性的祈使句. No smoking! No fishing! 祈使句的反意疑问句： 1. 祈使句为肯定句式，其反意疑问句表示请求时，用 will you, 表示邀请、劝说时，用 wont you. Be sure to write to us, will you? Come to have dinner with us this evening, wont you? 2. 祈使句为否定句式，反意疑问句用
3、will you. Dont smoke in the meeting room, will you? 3. let 开头的祈使句在构成反意疑问句时，除 lets 用 shall we 外，其他都用 will you. Let the boy go first, will you? Lets take a walk after supper, shall we? （二）被动语态： 1. 一般现在时：am/is/are +done The book is read by children. 2. 一般过去时：was/were +done He was taken to the hospital
4、yesterday. 3. 一般将来时：will be +done/ be going to be +done The strawberry will be frozen in three hours. Dinner is going to be cooked at 6 oclock. 4. 情态动词+be+ done The meat should be kept in a fridge. 注意： 1、带双宾语的主动句子变为被动语态时只能将一个宾语变为主语。 We are taught English by her. English is taught to us by her. The c
5、oat was bought for me. 2、主动语态不带 to 的不定式变被动语态要还原 to. The boss made him work over 12 hours a day. He was made to work over 12 hours a day. 3、短语动词用于被动语态应作为一个整体，不能分开。 The meeting has been put off. （三） 语言点： 1. keep away from 远离 Mother told him to keep away from drugs. 妈妈让他远离毒品。 2. short-cut 捷径 Dont take
6、short-cuts through empty buildings or parking lots. 不要从空旷的大楼或停车场那里抄近路 3. avoid doing 避免做 They all avoid mentioning that name. 他们都在避免提到那个名字。 4. knock down 撞倒，击倒 Jim knocked down a little girl when he was running in the street . 吉姆在街上跑时撞倒了一个小女孩。 Unit 8 词组/短语 1. encourage sb. to do 2. stand for 3. be b
7、ased on 4. according to 5. 参加 6. do a survey 7. take short-cuts 8. 即使 9. in hospital 10. keep safe 11. pick sb. up 12. send to 13. knock down 14. all the way 课堂练习： 一、单选 1. Is that your bike? -No, it isnt _. But I will buy one like that. A. hers B. her C. m ine D. my 2. Im sorry. I didnt win the race
8、 yesterday. -Thats OK. You _ win every time. A. cant B. must C. can D. mustnt 3. who is that man ove r there? -He is our new teacher, and he will teach _ English this term. A. we B. our C. us D. ours 4. Whats the weather like tomorrow? -The radio says it is going to be even _. A. bad B. worse C. wor
9、st D. badly 5. My mother hates _. So no one in my family smokes. A. smoke B. smokes C. smoking D. to smoke 6. He was made _ 12 hours a day. A. work B. worked C. working D. to work 7. People usuall y plant trees _ April. A. in B. on C. at D. from 8. Lily didnt go to school today _she is ill. A. if B.
10、 before C. until D. because 9. -_ uncle Wang _ to the hospital, wasnt he? -Yes, because he was badly ill. A. has, sent B. was, sending C. was, sent D. hasnt, sent 10. Mothers Day will come soon. Why _ some flowers for your mother? A. not to buy B. not buy C. dont buy D. to not buy 11. The driver mus
11、t_ from driving so fast, or serious accident will happen. A. stop B. have stopped C. be stopped D. be stopping 12. The kind girl treats the old man_ her own father. A. as B. for C. from D. with 13. With the money _ he had saved, he went on with his studies. A. that B. what C. who D. where 14. Jack,
12、please dont look out of the window. -_. A. Its right. B. I know that. C. Sorry, I wont do it again. D. It doesnt matter. 15. _ picture books in class, please. A. Not read B. No read C. Not reading D. Dont read 16. Lets go hiking this Sunday, _? A. shall we B. will you C. dont D. cant you 17. The lit
13、tle boy swam _ the wide river qui ckly. A. across B. cross C. through D. on 18. My uncle has just bought a house_ a small garden in front of it. A. of B. with C. near D. in 19. My uncle enjoys TV after supper. A. watching B. watcher C. watched D. to watch 20. _ away this dirty shirt, and bring me a
14、clean one. A. Pick B. Bring C. Carry D. Take 二 、完 成句子 1. 他的话使我想了很久。 His words _ for a long time. 2. 他喜欢参加课外活动。 He likes _ free time activities. 3. 我们从周一到周五上学。 We go to school _ _. 4. 学生们已经学了 1000 多个单词。 The students have learned _. 5. 如果明天有时间的话，我将去书店 Ill go to the bookstore _. 6. 雨停了他才回家。 He _ the rain stops. 7. 你喜欢哪件上衣，红的还是蓝的？ _, the red one or the blue one? 8. 他昨天告诉我他喜欢玩电脑游戏。 Yesterday he told me that _. 9. 你离开时务必关窗子。 _ you close the window when you leave. 10. 天黑了，你最好回家吧。 Its dark now, _.
