9A Unit3 Grammar 2.ppt

Unit3Grammar2,不定式,不定式做主语,Toworkhardateverylessonisourduty.=Itsourdutytostudyhardateachlesson.例1._makesmehappytofindthekey.A.ThatB.ItC.WhatD.Whether,解析：不定式做主语，常用“it”作为形式主语放于句首。常见句型有Itis+adj.+(for/ofsb.)+todosth.,不定式,解析：在purpose,dream后常跟不定式，thepurposeisto/nottodo句型，故选B。,不定式做表语,不定式,解析：有一些动词后可以跟不定式做宾语。,agree,decide,hope,prepare,learn,promise,try,want,plan,refuse,remember,forget,不定式做宾语,Werefusetogotointernetbar.Hehopes_tocollege.A.togoB.goC.goesD.going,不定式,不定式做宾补,大多数的动词可接不定式短语做宾补，如:ask,tell,allow,want,order,warn,remind。一些动词接不带to的不定式做宾补.如：let,make,have,see,hear,notice,watch.help既可以跟带to不定式又可跟不带to的不定式做宾补,例5:Wedontallowstudents_thebooksout.A.takingB.totakenC.takeD.totake,解析：,不定式,不定式做定语,例3:Youarethethirdone_theroom.A.toenterB.enteringC.entered,解析：不定式做定语时要后置注意：Ineedapentowritewith.(不及物动词要加介词),不定式,不定式作状语,例6：Igotupearlytocatchthebus.Heistooyoungtogotoschool.Iamhappytomeetyou.,AdverbialofpurposeAdverbialofresultAdverbialofreason,A,C,B,不定式,解析：动词不定式的否定形式warn/tellsb.nottodosth.not应放在to之前。,不定式的否定形式,P50PartA1,A2,Wecanuseawh-wordwithato-infinitiveafteraverb.,SeetheexamplesonP51B.,whatwhenwhywherewhowhomwhosehow,-content-time-reason-place-people-people(object)-belongto-ways,wh-word,1)ShehasnttoldmewhatIshoulddoandwhatIshouldnotdo.Shehasnttoldme_andwhat_.2)-Haveyoudecidedwhichdressyouwilltake?-Haveyoudecided_dress_?,whattodo,nottodo,which,totake,1.howtosolve2.whattodo3.whentowork4.whentoplay,FinishtheexerciseonP51.Checkyouranswers.,5.howtoachieve6.whichtodo7.whototalk8.wheretoget,Wecanusetheseverbsbeforeawh-findoutforgethearknowlearnrememberseetellunderstandwordwithato-infinitive.askdecideexplain,Milliesdiary,Mr.Friendisreallykindandhelpful.Manystudentsaskhim_tosolvetheirproblems.Healwaystellsthem_todo.Moststudentscantdecidewhen_(work)andwhen_(play).Ialsodonotknowhow_(achieve)abalance.Idontknowwhich_(do)first.Iwanttoknow_(和谁谈)and_(怎样获得帮助).Heofferedmesomeadvice.Theyarereally_(有价值的).,how,what,towork,toplay,toachieve,todo,whototalkto,how,togethelp,valuable,1.IwanttoknowhowIcansolvetheproblem.Iwanttoknowhow_2.IcantdecidewhenIshoulddohomeworkandwhenIcanspendtimeonhobbies.Icantdecide_and_3.Pleasetellmewherewewillmeet.Pleasetellme_.,将下列句子变为简单句：,tosolvetheproblem.,whentodohomework,whentospendtimeonhobbies.,wheretomeet.,1.Irememberwhattodonext.Iremember_.2.Iaskedhimwhotoaskforhelp.Iaskedhim_.3.Theyhaventdecidedwhotowriteto.Theyhaventdecided_.,将下列句子变为复合句：,whatIshoulddonext,whoIcouldaskforhelp,whotheywill,writeto,Statements(positive/negative)陈述句Questions疑问句Imperatives祈使句Exclamations感叹句,按使用的目的，句子可分为以下几类：,QuestionsStatementsExclamationsImperatives,疑问句,祈使句,感叹句,陈述句,1)陈述句(Statements)：说明一个事实或陈述一种看法。例如：Lighttravelsfasterthansound.光比声传播速度快。(说明事实)Thefilmisnotinterestingatall.这部电影一点也不有趣。(说明看法),2)疑问句(Questions):提出问题。有以下四种：一般疑问句(GeneralQuestions):Canyoufinishtheworkintime?你能按时完成工作吗？b.特殊疑问句(Wh-Questions):Wheredoyoulive?你住哪儿？,c.选择疑问句:Doyouwantteaorcoffee?你是要茶还是要咖啡？Whichdoyouprefer,teaorcoffee?d.反意疑问句(Tag-Questions):Hedoesntknowher,doeshe?他不认识她，对吗？,3)祈使句(Imperatives):提出请求,建议或发出命令。例如：Dontbenervous!别紧张！Comehere!到这儿来!4)感叹句(Exclamations):表示说话人惊奇、喜悦、愤怒等情绪。例如:Whatgoodnewsitis!多好的消息啊！Howgoodthenewsis!,1)ThecleverboycanspeakEnglishwell.(改成一般疑问句否定句)2)Maxfeltstressedandangryfromtimetotimelastweek.(对划线部分提问),按要求改写下列句子,CanthecleverboyspeakEnglishwell?ThecleverboycannotspeakEnglishwell.,HowdidMaxfeelfromtimetotimelastweek?,3)Pleaseturnoffthelights.(改成否定句)4)Weoftenuseyellowstationerywhenwestudyforexams.(改成祈使句),Dontturnoffthelights,please!,Useyellowstationarywhenyoustudyforexams!,5)Theroomlooksverycalmandpeaceful.(改成感叹句)6)Allofmyclassmateshadawonderfultimelastnight.(改成感叹句),Howcalmandpeacefultheroomlooks!,Whatawonderfultimeallofmyclassmateshadlastnight!,1.Whatabeautifultoday!2.WehaveanewEnglishteacherthisterm.3.Ididnotplayforalongtime.4.Doyoulikeplayingfootballorbasketball?5.Youe