GrammarFocusnew.ppt

Unit7,SectionAGrammarFocus,cryallnightstaybyonessidesleepinwarmarmsrunthroughthefieldmakesurekeepsb.fromdangergivesb.ahugliftuptalkback,整夜哭待在某人身边睡在温暖的臂弯里穿过田野确定；确保使某人远离危险拥抱某人举起，提起回嘴；顶嘴,Review,Translatethephrases.,watchscarymoviesgivesb.awfuldreamsbebackbytenthinkbacktothosetimescoughfordayshavescarydreamsbelateforschoolstayoutregretdoingsth.,看恐怖电影带给某人恶梦在10点前回来回想那些时光咳嗽好几天做可怕的梦上学迟到待在外面；不回家后悔做过某事,Ithinkstudentsshouldbeallowedtodohomeworkwithfriends.Sixteen-year-oldsshouldnotbeallowedtodrive.Doyouthinksixteen-year-oldsshouldbeallowedtochoosetheirownclothes?,Lookatthesesentences.,情态动词的被动语态,肯定句:主语+情态动词+be+动词过去分词.否定句:主语+情态动词+not+be+动词过去分词.疑问句:情态动词+主语+be+动词过去分词?,(一)将主动语态的宾语变成被动语态的主语。(二)将含情态动词的主动句式变成被动句式，即：“情态动词+动词原形”变成“情态动词+be+过去分词”，然后再在其后加“by+主动句中的主语(人称代词用宾格)”。by短语也可省略。请看下列各句：,转变方法,Youshouldfinishyourhomeworkfirst.Yourhomeworkshouldbefinished(byyou)first.Youcantakethismagazinehome.Thismagazinecanbetakenhome(byyou).,含情态动词的疑问句、否定句的变化均需借助于情态动词完成。1.一般疑问句：直接将被动语态的陈述句中的情态动词提前。Mustthistaskbefinishedatonce?这项任务必须立即完成吗？,句式变换,注意：含情态动词的被动语态的一般疑问句的回答，应保留原情态动词，但must表“必须”时，其否定回答应用neednt；need表“必要”时，其肯定回答应用must。如：-Mustmyexercisebookbehandedinnow?我的练习本必须现在上交吗？-Yes,itmust.是的，必须现在上交。（No,itneednt.不，不必现在上交。）-Needhebeoperatedonatonce?他必须立即手术吗？-Yes,hemust.是的，他必须。（No,heneednt.不，他不必。）,2.特殊疑问句：由特殊疑问词加上被动语态的一般疑问句构成。Whenmustthistaskbefinished?这项任务必须在什么时候完成？3.否定句：在情态动词后面加上not或never即可，但must表必要时否定式为neednt。Thistaskneedntbefinishedatonce.这项任务没必要立即完成。,4.反意疑问句：借助情态动词构成附加疑问部分。如：Thisbridgecanbebuiltnextyear,cantit?这座桥明年能建成，是吗？,Teenagersshouldbeallowedtochoosetheirownclothes.青少年应该被允许选择他们自己的服装。Studentsshouldnotbeallowedtohavepart-timejobs.学生们不应该允许做兼职工作。Canthesebooksbetakenoutofthereadingroom?可以把这些书带出阅览室吗？Whenmusttheworkbefinished?这些工作必须什么时候完成？,Youngtreesshould_everyyear.A.beplantedB.plantedC.plant.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.,A,Theworkmustbedone,.选择最佳答案。,2.Teenagersshouldbeallowedtogooutwiththeirfriendsonschoolnights.(改为否定句)Teenagers_togooutwiththeirfriendsonschoolnights.3.Abookshouldbereadeachmonth.(改为一般疑问句)_eachmonth?,shouldntbeallowed,Shouldabookberead,【2011天津】39.Todayalotofinformationcan_online.A.receiveB.bereceivedC.isreceivedD.receiving答案：B【解析】被动语态。今天有很多信息能在网上收到，信息被收到要用被动语态。含有情态动词的被动语态的构成：情态动词+be+过去分词。,中考链接,【2011浙江金华】22.Mustwecleantheclassroomnow?No,youneednt.It_afterschool.A.maycleanB.mustcleanC.needbecleanedD.canbecleaned答案：D【解析】由句意可知it指classroom，it和clean为被动关系，所以用被动语态，含有情态动词的被动语态结构为“情态动词+be+动词过去分词”。排除A和B。need意为“需要”，can意为“可能，可以”。由句意“我们必须现在就打扫教室吗？不，不必要。可以放学打扫”可知,故选D。,【2013山东青岛】Thesongremindsmeofmyoldschooldaysassoonasit_.A.isplayedB.playsC.willbeplayedD.willplay答案：A【解析】考查被动语态的用法。句意：这首歌被播放的时候，使我想起了我的学生时代。it作play的承受者，故用被动语态。,【2013浙江宁波】Haveyoufinishedyourproject?Notyet.IllfinishitifI_tenmoreminutes.A.giveB.amgivenC.willgiveD.willbegiven答案：B【解析】考查动词的被动语态。句意“如果再给我十分钟我会完成它。”主语与动词give之间是被动关系，在条件状语从句中用一般现在时表将来。,【2013福建泉州】Ifwetakeashowerinsteadofbath,morewater_.Iagreewithyou.A.hassavedB.cansaveC.canbesaved答案：C【解析】考查被动语态。句意：如果我们用淋浴而不是在浴缸里沐浴的话，会节省更多的水。我赞同你的看法。情态动词的被动语态的构成是：情态动词+be+动词的过去分词。,1.Theirworkmust_(finish)byfouroclock.2.Yourhomeworkshould_(do)byyourself.3.Thesebooksmustnt_(take)outofthereadingroom.4.Shouldthesefood_(keep)dry?,befinished,bedone,betaken,bekept,用所给词的适当形式填空。,.句型转换1.Youshouldmakeupthebedeveryday.(改为被动语态)Thebed_upeveryday.2.Wecantseestarsinthedaytime.(改为被动语态)Stars_inthedaytime.3.Youmustreturnthebookontime.(改为一般疑问句)_thebook_ontime?,shouldbemade,cantbeseen,Must,bereturned,2.Parentsshouldencourageteenagerstodosocialworkfortheircommunity.3.CanLucydoherhomeworktomorrowinstead?,Teenagersshouldbeencouraged(bytheirparents)todosocialworkfortheircommunity.,Canthehomeworkbedone(byLucy)tomorrowinstead?,4aRewritethesentencesaccordingtotheexample.,4.DoyouthinkwemustkeepteenagersawayfromtheInternet?5.Parentsshouldgiveteenagerschancestomaketheirowndecisions.,DoyouthinkteenagersmustbekeptawayfromtheInternet?,Teenagersshouldbegivenchancestomaketheirowndecisions.,Thekeys,beasked,areallowed,4bFillintheblankswiththecorrectformsofthewordsinbrackets.,beeducated,start,move,take,continue,翻译下列句子。1.青少年需要被好好地教育。_2.这辆小汽车不能修了。_3.这封信必须现在寄出去吗？_4.会议应该在哪举行？_,Teenagersneedtobeeducatedwell.,Thiscarcantberepaired.,Mustthisletterbepostednow?,Whereshouldthemeetingbeheld?,1.YoumustgivebackthedictionarybeforeFriday.(改为被动语态)Thedictionarymust_backbeforeFriday.2.Heshouldbetoldaboutthemeeting.(改为一般疑问句)_he_toldaboutthemeeting?,按要求完成句子。(每空一词),begiven,Shouldbe,3.Themachinecanbeusedforwashingdishes.(对画线部分进行提问)_themachine_usedfor?,Whatcanbe,4.你可以参加补考。Youcan_later.5.这项工作必须按时完成。Theworkmust_ontime.6.青少年应被允许发展自己的爱好。Teenagers_topracticetheirhobbies.,takethetest,befinished,shouldbeallowed,WhatrulesshouldanEnglishclubhave?Makealistofrulesforit.,FreeTalk,SampleDialogue1A:Mem