1、Teenagers should be allowed to choose their own munitykeepaway fromchancemake ones own decisioneducatemanagesocietyn.社区；社团避免接近；远离n.机会；可能性自己做决定v.教育；教导v.完成；应付n.社会Words ReviewLead-inLook at the school rules below,discuss with your partner whether these rules are reasonable or not,why?1.Dont smoke.3.Don
2、t eat in the classrooms.2.Dont drive cars.4.Dont listen to music in the classrooms or the hallways.5.Dont fight.6.Wear school uniform.Well,Im not allowed to fight at school.What rules do you have at school?Well,I am good now.I agree.But I think thats terrible for you.接龙接龙幻灯片上单词或短语出现时，同学应迅速读出并说出中文意思。
3、每人一词，按行/列依次接龙，3秒内说不出，此行/列同学即失去此答题机会，下一行/列同学接续。1.I dont think sixteen-year-olds should be allowed to drive.2.Do you think teenagers should be encouraged to make their own decisions?3.Teenagers should not be allowed to have part-time jobs.4.Do you think we may be allowed to take photos if we dont use
4、a flash?If you dont use a flash,then it may be OK.No,I dont agree with this.Teenagers are too young to make their own decisions.I agree.They arent serious enough.I disagree.They can learn a lot from working.在英语中，动词有两种语态，即主动语态和被动语态。主动语态表示主语是动作的执行者，被动语态表示主语是动作的承受者。在前面两个单元我们已经学习了一般现在时的被动语态和一般过去时的被动语态，它
5、们的结构为：are/is+及物动词的过去分词,were/was+及物动词的过去分词。温故 本单元我们主要了解含有情态动词的被动语态。它的结构是什么呢？观察下面例句中含情态动词被动语态的各种形式，然后补全结论中所缺的内容。知新【例句】1.Many trees should be planted in the mountains.应该在山上种许多树。2.You can take this book home.（改为被动语态）This book can be taken home(by you).3.This problem cant be worked out very easily.这道题轻易算
6、不出来。4.Must the work be done at once?这项工作必须立即完成吗？A.含有情态动词的被动语态的结构为：情态动词+_+及物动词的_。B.含有情态动词的主动语态变为被动语态时，要把主动语态的 _变成被动语态的主语。C.变为否定句时只需要在情态动词后加_。D.变为一般疑问句时只需把_提到句首。be 过去分词宾语not情态动词结论按要求完成下列各句。1.We must do the work right now.（改为被动语态）_ _ _ _ _ right now.2.Teenagers should be allowed to go out with their fr
7、iends on school nights.（改为否定句）Teenagers _ _ _ to go out with their friends on school nights.3.A book should be read each month.(改为一般疑问句)_ _ _ _ _ each month?The work must be done shouldnt be allowed Should a book be read1.You must clean your bedroom every day.Your bedroom must be cleaned every day.2
8、.Parents should encourage teenagers to do social work for their community.Teenagers _ _.3.Can Lucy do her homework tomorrow instead?Can _?should be encouraged(by their parents)to do social work for their community the homework be done(by Lucy)tomorrow insteadRewrite the sentences according to the ex
9、ample.4a4.Do you think we must keep teenagers away from the Internet?Do you think teenagers _?5.Parents should give teenagers chances to make their own decisions.Teenagers _ must be kept away from the Internetshould be given chances to make their own decisions.Should teenagers _(ask)to move out when
10、 they start working?In many Western countries,teenagers _(allow)to move out at eighteen.Their parents believe that they should _(educate)to take care of themselves from a young age.This way,when they _(start)working they can manage their own lives.However,in most Asian societies,it is not common for
11、 teenagers to _(move)out.Chinese parents believe that it is better for children to live with parents who can _(take)care of them.But the young should then look after their parents as they get older.That is why many Chinese adults _(continue)to live with their parents.Fill in the blanks with the corr
12、ect forms of the words in brackets.be askedare allowedbe educatedstart4bmovetakecontinue1.Today a lot of information can _ online.A.receive B.be received C.is received D.receiving2.Must we clean the classroom now?No,you neednt.It _ after school.A.may clean B.must clean C.need be cleaned D.can be cle
13、aned3.The song reminds me of my old school days as soon as it _.A.is played B.plays C.will be played D.will play 4.Have you finished your project?Not yet.Ill finish it if I _ ten more minutes.A.give B.am given C.will give D.will be givenBDABYou and your friend are starting an English club.Make a list of rules about what should and should not be allowed.e.g.Members should be allowed to use dictionaries.They should only use English-English dictionaries.
