Unit7 Section A Grammar focus- 4c课件人教版英语九年级.pptx

Section ASection APeriod Period 3 3 Grammar4c Grammar4cUnitUnitUnit 7 7 7TeenagersshouldbeallowedtoTeenagersshouldbeallowedtoTeenagersshouldbeallowedtoTeenagersshouldbeallowedtochoosetheirownclotheschoosetheirownclotheschoosetheirownclotheschoosetheirownclothes. . . .Do your parents allow you to watch TV at home? Yes, they do. I think you may be allowed to watch TV on weekends.But you may not be allowed to watch TV on school days. Do your parents allow you to exercise?Yes, they do. You should be allowed to exercise. Do your parents allow you to choose yourown clothes?No, they dont. You should be allowed to choose your own clothes.Youre no longer a kid.Freetalk Look at these rules, use “I think ”,“I dont think”,“I agree/disagree” and “should /shouldnt be allowed to” to express your own ideas.RulesforTeenagers1.Dont smoke!2.Dont drive!3.Get ears pierced!4.Have a part-time job!PresentationStudents shouldbeencouraged to raise their hands and wait to speak.Students mustbetold not to run or skip in the classroom.Teachers shouldencourage students to raise their hands and wait to speak .Teachers musttell students not to run or skip in the classroom. Rewrite the sentences according to the example.2.Parents should encourage teenagers to do social work for their community.Teenagers_.3.Can Lucy do her homework tommorrow instead?Can_?4.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_. should be encouraged (by their parents) to do social work for their communitythe homework be done(by Lucy)tomorrow insteadmust be kept away from the Internet(by us) should be given chances(by their parents) to make their own decisions4akeep.awayfrom避免接近，远远离community社区makeonesowndecision自己做决定Fillintheblankswiththecorrectformsofthewordsinbrackets.Should teenagers_ (ask) to move out when 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. be askedare allowedbe educatedstart4bv.教育；教导v.完成（困难的事）；应付（困难局面）However, in most Asian societies, it is not common for 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.movetakecontinue4c.YouandyourfriendarestartinganEnglishclub.Makealistofrulesaboutwhatshouldandshouldnotbeallowed.e.g.Membersshouldbeallowedtousedictionaries.TheyshouldonlyuseEnglish-Englishdictionaries.Please work in group and make some class rules for our class 127.GroupworkWeshouldbeencouragedtoWeshouldntbeallowedtotake notesdrink or eat in the classroom. You can begin in this way: “After discussion,we all agree that.”Idontthinksixteen-year-oldsshouldbeallowedtodrive.Iagree.Theyarentseriousenough.Do you think teenagers should be encouraged to make their own decisions?No,I dont agree with this.Teenagers are too young to make their own decisions.Teenagers should not be allowed to have part-time jobs.I disagree.They can learn a lot from working.Do you think we may be allowed o take photos if we dont use a flash?If you dont use a flash,then it may be OK.GrammarFocusCircle the structure of passive voice with modal verbs from these sentences.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. You cant work out this problem very easily. This problem cant be worked out very easily. 4. Must we finish the work at once? Must the work be done at once? Grammar FocusGrammar Focus【结论】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Grammar FocusGrammar Focus主语+ should + be + done. “ ” (否定) (一般疑问句) (特殊疑问句) 主语 + can + be + done. “ ”主语 + may + be + done. “ ”主语 +must + be + done. “ ”某事应该被做某事应该被做主语主语+should+not+be+done.+should+not+be+done. ShouldShould+ +主语主语+be+done?+be+done? 特殊疑问词特殊疑问词 +should+should+主语主语+be+done?+be+done?某事能够被做某事能够被做某事可以某事可以/ /可能被做可能被做某事必须被做某事必须被做同义句转换1. Theyshouldallowustohavepart-timejobs.2.Weshouldallowchildrentospendtimewiththeirfriends.Weshouldbeallowedtohavepart-timejobs.Childrenshouldbeallowedtospendtimewiththeirfriends.3.TheteachershouldallowAnnatofinishthepicture.Annashouldbeallowedtofinishthepicture.按要求完成下列各句，每空一词（含缩写）。

1. Wemustdotheworkrightnow.（改为被动语态）_rightnow.TheworkmustbedoneGrammar FocusGrammar Focus2.Teenagersshouldbeallowedtogooutwiththeirfriendsonschoolnights.（改为否定句）Teenagerstogooutwiththeirfriendsonschoolnights.shouldntbeallowed3.Abookshouldbereadeachmonth.(改为一般疑问句)_eachmonth?ShouldabookbereadTheycanlearnalotfromworking.learn意为“学,学会”,后跟名词、动词不定式、从句learnfrom后接人表示“向某人学习”,后接表示事物的名词/代词,表示“从某处获得知识,从中学习”WeshouldlearnfromComradeLe。