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1、Unit 7,Teenagers should be allowed to choose their own clothes.,Section A 1a-2d,license n. 证，证件 safety n. 安全，安全性 smoke v. 抽烟 part-time adj. 兼职的 pierce v. 刺破，扎破 earring n. 耳环 flash n. / v. 闪耀，闪光灯,New words,Some useful expressions:,1 sixteen-year-olds 2 get ones ears pierced 3 be allowed to do sth. 4
2、drivers license 5 work at night 6 cut ones hair 7 stop to do sth./doing sth. 8 seem to do sth. 9 on weekends 10 at that age 11 instead of 12 do homework with friends 13 on school nights 14 go shopping 15 on Friday nights 16 go out 17 clean up 18 stay up,Some important sentences:,I think students sho
3、uld be allowed to do home- work with friends. I disagree. They talk instead of doing homework. Sixteen-year-olds should not be allowed to drive. I agree. They arent serious enough at that age. Do you think sixteen-year-olds should be allowed to choose their own clothes? Yes, I do. / No, I dont.,Chil
4、dren should not be allowed to drive.,I agree. They are not old enough.,被动语态,定义:表示主语是动作的承受者. 构成:助动词be+及物动词的过去分词。助动词有人称、时态和数的变化。 含有情态动词的被动语态：情态动词be及物动词的过去分词。 用法：当我们不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者，或者只强调动作的承受者时，要用被动语态。,1.规则动词的过去分词：,1)一般情况在动词原形后加-ed,watch-watched,2)以不发音e结尾的加-d,practice-practiced,3)以辅音加y结尾的，
5、去y变i加-ed,study-studied,4)以重读闭音节结尾，末尾只有一个辅音字母， 先双写该辅音字母，再加-ed,stop-stopped,2.不规则动词的过去分词：,am,is,are,been,have,has,had,do,done,write,written,go,gone,exercise,同义句转换,They should allow us to have part-time jobs. _. We should allow children to spend time with their friends. _. The teacher should allow Anna
6、 to finish the picture. _. Parents should allow children to choose their own friends. _.,The telephone _(invent) by Bell in 1876. The trees may _(plant) in spring. Teenagers should not _(allow) to drive. English _(speak) in Canada. Math must _ (study) well. We _(need) to learn English.,exercise,Fini
7、sh the sentences,1 Students should_to choose their own clothes. A allow B allowed C are allowed D be allowed 2 The flowers_by the students yesterday. A are watered B watered C were watching D were watered 3 Did you get your ears_? A pierce B to pierce C pierced D piercing 4 Do you think_should smoke
8、? A sixteen-years-old B sixteen-year-olds C sixteen-years-olds D sixteen-year old 5 I think teenagers arent_to drive. A such serious B so serious C serious enough D enough serious 6“ Stop_, and listen to me,”the teacher said. A talk B talking C to talk D talked 7 Students should stay at home_school
9、nights. A at B in C on D for 8 He likes playing basketball._. A So am I B So I am C So do I D So I do,D,D,C,B,C,B,C,C,根据中文完成句子,1. 应该允许青少年选择自己的服装,Teenagers _ _ _ to choose their own clothes.,2. 安娜想穿耳洞.,Anna wants to _ _ _ _.,should be allowed,get her ears,pierced,3.我认为不应该允许岁的孩子开车,I think _ shouldnt b
10、e allowed to drive.,sixteen-year-olds,同义句转换,Parents should allow their children to choose their own clothes.,Children should be allowed to choose their own clothes.,2. Tom invited me to his party.,I was invited to the party.,Look at the following pictures, and make short conversations.,A: I dont think sixteen-year-olds should be allowed to drive. B: I agree. They arent serious enough,Oral practice,
