九年级英语Teenagersshouldbeallowedtochoosetheirownclothes第3课时SectionAGrammarFocus_4c课件.pptx

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1、第三课时SectionA(GrammarFocus4c)单元同步语法精讲九年级上册人教版英语Unit7　Teenagersshouldbeallowedtochoosetheirownclothes.含情态动词的被动语态1．肯定句式：主语＋情态动词＋be＋及物动词的过去分词＋其他．eg：Anumbrellamustbetakenwithhim.他必须带一把伞。Thedogmaybefedthreetimeseveryday.可以每天给这条狗喂食三次。2．否定句式：主语＋情态动词＋not＋be＋及物动词的过去分词＋其他

2、．eg：Thegamemustn'tbeplayedinthewater.不能在水里玩这个游戏。Thesemoviesshouldn'tbewatchedbyteenagers.青少年不应该观看这些电影。3．一般疑问句式：情态动词＋主语＋be＋及物动词的过去分词＋其他？eg：Mustpapersbehandedinnow？现在必须交试卷吗？Cancarsbeparkednearhere？能在这儿附近停车吗？4．特殊疑问句式：①疑问副词/代词(不作主语)＋情态动词＋主语＋be＋动词的过去分词(＋by...)?②疑问代词

3、(作主语)＋情态动词＋be＋过去分词(＋by...)?eg：Whencanmycomputerberepaired？我的电脑什么时候能修好？【拓展】不能用被动语态的几种动词：①不及物动词不能用于被动语态．如：die，happen，takeplace等．②感官动词、连系动词没有被语动态．如：feel，become，get，look，seem等．③有些动词用主动形式表被动意义．eg：Thispenwriteswell.这支笔很好写。单元同步语法精练一、根据句意用所给词的适当形式填空。1．ShouldI__________

4、_(allow)tomakemyowndecisions?2．Thestarscan_____________(notsee)inthedaytime.3．Wherecanthelostboy____________(find)?4．Thewatershould____________(notput)here.5．Thefruitshould____________(keep)wellduringwinter.beallowednotbeseenbefoundnotbeputbekept二、单项选择。6．Thetee

5、nagers_____tochoosetheirownclothes.(2016，来宾)A．allowB．allowedC．areallowingD．shouldbeallowed7．—Tomisalwayscarelesswithhisschoolwork.Couldyouhelphim？(2016，黄冈)—Noproblem！Ithinkhe_____tothinktwicebeforestarting.A．shouldbetoldB．cantellC．shouldtellD．canbetellingDA8．Ch

6、ildrenshould____tobehonestfromayoungage.(2016，青岛)A．educateB．beeducatedC．punishD．bepunished9．—What'sthemeaningoftheactivityLet'sSave?—Papershouldn't____ineverydaylife.(2016，孝感)A．wasteB．wastedC．bewastedD．iswastedBC本课时其他知识点精讲精练1．chance名词，意为“机会；可能性”。(have)achanceto

7、do/ofdoingsth.意为“(有)机会做……”2．educate动词，意为“教育；教导”。常用短语educatesb.todosth.意为“教育某人做某事”。其名词形式为education，意为“教育”。3．manage动词，意为“完成(困难的事)；应付(困难局面)”。managetodosth.意为“设法做成某事，努力完成某事”。本课时重点词组：agreewith同意(某人的意见、观点等)keep...awayfrom使……避免接近……；使……远离……makeone'sowndecision自己做决定1．He

8、served_________(社会)withhisinventions.2．Our_____________(社区)hasitsownlibrary.3．Everyoneshouldbe__________(教育)intheschoolinourcountry.societycommunityeducated4．Jimisveryluckyt