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1、 Unit 3 Teenagers should be allowed to choose their own clothes.Period5By 兵法传人兵法传人go被动语态的结构被动语态的结构助动词助动词be+及物动词的过去分词及物动词的过去分词不同的时态有不同的被动语态结构不同的时态有不同的被动语态结构1.1.一般现在时的被动语态结构一般现在时的被动语态结构：by many students.1.Many students study English.English is studied2.They make shoes in that factory.Shoes are madeby
2、themin that factory.1.They bought ten computers last term by them last term.2.2.一般过去时的被动语态结构：一般过去时的被动语态结构：was/were+过去分词过去分词last year.2.We planted many trees last year.Many trees were plantedTen computerswere bought3.3.含有情态动词的被动语态结构：含有情态动词的被动语态结构：can/may/must/should+be+过去分词过去分词1.Amy can take good car
3、e of Gina by Amy.Ginacan be taken good care of2.You should drink more water.More water should be drunkby you.1.We should allow teenagers to choose their own clothes.2.Many people speak English.3.They sold out the tickets about heroes.4.Many people watched Lucky 52 on TV.5.People plant rice in South
4、China.Teenagers should be allowed to choose their own clothes.Teenagers should be allowed to choose their own clothes.English is spoken by many people.English is spoken by many people.The tickets about heroes were sold out by they.The tickets about heroes were sold out by they.Lucky 52 was watched b
5、y many people on TV.Lucky 52 was watched by many people on TV.Rice is planted in South China.Rice is planted in South China.finish allow choose need clean up1.You have to be 18 years old before you are to drive a car.2.What time do you basketball practice today?3.Please the classroom.Its a real mess
6、.4.I cant which pair of jeans to buy.They both look good on me.5.Everyone to have at least eight hours sleep a night.allowedfinishclean upchooseneedsRead the passage and fill in the chartthings they want to doReasons Volunteer work:1.Perform at Old peoples home2.Help teach in Primary school3.Write f
7、or a newspaperVacation:Have Friday afternoons offMake old people happyA great experienceA great experienceSleepy after a long week of classes.Volunteer and help othersTask4:Do you agree or disagree with these ideas?Why?Agree/disagree reasons所用语言所用语言Paragraph 1:I agree or disagree with/to/that I thin
8、k its a good idea to In my opinion,Paragraph 2:It has many advantages/disadvantages.Paragraph 3:In a word,All in all,Sample 1 Dear Editor,I would like to reply to the article“Helping and Learning”in your last newsletter.I agree with some ideas and disagree with others.The article said that students
9、should be allowed to have Friday afternoons off to volunteer and help others.Frankly speaking,we should help the old and volunteer at primary schools.But I think it is not necessary to have half a day off.We should volunteer in our spare time,such as on Saturdays,Sundays.Being a student,studying is
10、the most important.Do you agree with me?Im looking forward to hearing from you.Yours,Wang MingDear Editor,I would like to reply to the article“helping and learning“in your last newsletter.I agree with some ideas and disagree with others.The article said that student should be allowed to take time to
11、 help others,I think it is a good idea,because that can make us learn to care for others.But I dont think students should be allowed to help teach young students,because they are not old enough.I disagree that students should be allowed to join more volunteering work,because they have to pay more at
12、tention to their homework and schoolwork.All in all,students should make their schoolwork and the volunteering work balanced.Yours,Mary Sample 2Writing请写一篇短文，谈谈你对中学生穿名牌衣服的请写一篇短文，谈谈你对中学生穿名牌衣服的看法看法.Talk about your opinions about wearing clothes of famous brands(名牌服装）with your partner.Then write down i
13、ts advantages and disadvantages.A:Do you like wearing the famous brand of clothes?B:Yes/No.Because I think A:I agree/disagree with you I think Sample Nowadays,most students ask their parents to buy them brand name clothes.In my opinion,its not necessary for them to wear the brand name clothes.One of
14、 the reasons is that the brand name clothes are so expensive that their parents will spend a lot of money on them.Its a waste of money.Then,if they wear these clothes,they will concentrate more on their clothes and appearance than their studies.Finally,they are too young to make money,they have to a
15、sk their parents for money.If they keep doing this,they will develop a bad habit.They will ask their parents for money to get all the expensive things they want.When they grow up,they will become lazy.As a result,they are unwilling to work hard to get what they want.In a word,teenagers shouldnt be allowed to wear brand name clothes.Wearing school uniforms is the best solution.