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Unit4Agoodread,Grammar1,Tolearntousequestionwords+to-infinitivesTolearntousemustandhaveto,Objectives,handhandinandsoonreviewreturnontimerenew,vi.交；递，给上交，递交等等n.评论vt.归还准时vt.续借；更新；重新开始,Wordsandphrasesreview,Lookatthefollowingsentences.,1.Somedogsjustdontknowhowtohavefun.(七年级上册U4)2.Imthinkingaboutwhattowear.(七年级上册U8)3.Eddie,Ithinkwehavetogoupagain.(七年级下册U4)4.Wedonthavetofeedhermuch.(七年级下册U8),5.Haveyoudecidedwhattodowiththesebooks,Hobo?(P48)6.Ihavetousethemtoreachtheboxonthefridge.(P48)7.Ididnotknowwhattosayeither.(P51)8.“Imustrunawayfromthem,”Ithought,butIdidnotknowhowtogetaway.(P51),Gulliverdidntknowwhattosay.Gulliverdidntknowhowtogetaway.,Useaquestionwordwithato-infinitiveafteraverb.,Usingquestionwords+to-infinitives,Milliehasdecided.(读什么)Danieldidntsay.(与谁聊天)Simonforgot.(何时与朋友见面)Sandyiswondering.(去哪里寻求帮助)Amydoesntknow.(如何写报告),whattoread,whototalkto,whentomeetfriends,wheretoaskforhelp,howtowritethereport,Shewillexplainwhytorecommendthisbook.,Shewillexplainwhysherecommendsthisbook.,e.g.Milliehasdecidedwhattoread.Danieldidnotsaywhototalktoaboutthisbook.Simonforgotwhentomeethisfriends.Kittycannotdecidewhichtochoosefirst.Sandyiswonderingwheretoaskforhelp.Amydoesnotknowhowtowritethereport.,Letspayattentiontowhotakesaction.,疑问词+todo构成简单句，这个简单句的主语(subject)与主句的主语一致,Iwonderwhenthemeetingwillend.Hedoesntknowwhathecandonext.Tomshowedushowthepolicecaughtthethief.Nobodycantellwheretheplanehasgone.Heisinterestedinhowhecanlookafterapet.,Hedidntknowwherehecouldfindotherpeople.wheretofindotherpeopleHedidntknowhowhecouldbreaktheropes.howtobreaktheropesHewonderedwhohecouldaskforhelp.whotoaskforhelpAtlast,hefoundoutwhathecoulddowiththetinymen.whattodowiththetinymenAndhedecidedwhenheshouldleaveLilliput.whentoleaveLilliput,Ionlycareaboutwhattoeat.Iwanttointroducefoodieguider.,Foodieguiderisausefulbook.Itsallaboutwhattoeat.Thereisalsoamapattheendofthebook.Ittellsyouwheretofindnicefood.Italsoshowsyouwhichbustotake.,V+,宾语+,疑问词+todo,V+宾语+疑问词+todo,advise,ask,decide,discussfindout,forget,know,learnremember,say,show,teachthink,understand,wonder,Foodieguiderisausefulbook.Itsallaboutwhattoeat.Thereisalsoamapattheendofthebook.Ittellsyouwheretofindnicefood.Italsoshowsyouwhichbustotake.,V+疑问词+n+todo,what,which,whose,howmany/howmuch,Eg:我们还没决定住哪个房间。Wehaventdecidedwhichroomtolivein.他们在讨论暑假去几个地方游玩。Theyarediscussinghowmanyplacestovisitinthesummerholiday.,PS:Imnotsurehowmuchmoneytotake.Thebookdoesntmention(提及)it.Ithinkthemore,thebetter.,adj+疑问词+todo,在“疑问词+动词不定式”结构前，有时也可以是如sure,clear等的形容词。,Eg:我不确定怎样照顾电子狗。2.你清楚下一步该做什么吗？,Imnotsurehowtolookafterane-dog.,Areyouclearwhattodonext?,Letsworkouttherules,动词+疑问词+todo动词+宾语+疑问词+todo动词+疑问词+名词+todo形容词+疑问词+todo,Amy:MrWuhasrecommendedsomanyinterestingbooks.Haveyoudecided_first,Daniel?Daniel:Yes.IwanttoreadBlackBeautyfirst.ButIdontknow_thebookfirst.Amy:YoucantryourschoollibraryorSunshineLibrary.Oh,didyouknowPeterisreadingAroundtheWorldinEightyDays?Hewantstofindout_aroundtheworldinsuchashorttime.,whichtoread,wheretofind,travel,howto,how,what,when,where,which,who,askfor,find,handin,read,travel,writeabout,Daniel:Wow,thatsamazing!Bytheway,canyoutellme_ourbookreport?Amy:BeforenextFriday.Imstillnotsure_inthereport.Daniel:Youcanwriteanythingaboutyourbookwhatthebookisabout,whatyouthinkofitandsoon.Youshouldreadsomereviewsaboutthebookbeforewriting.Amy:Thankyou.Anyway,Iknow_Helpwithwriting.MrWuisalwaystheretohelp.,who,what,when,askfor,handin,writeabout,whentohandin,whatto,writeabout,whotoaskfor,他想知道明天在哪会见他的朋友。昨天她问我们何时上交工作。我们正在商量去参观哪个地方。我不确定明天怎么去上学。她不能决定买哪条裙子。,Summary,Hewonderswheretomeethisfriendstomorrow.,Sheaskeduswhentohandintheworkyesterday.,Wearediscussingwhichplacetovisit.,Imnotsurehowtogotoschooltomorrow.,Shecantdecidewhichskirttobuy.,Grammar2,Unit4Agoodread,Gulliverwastiedtotheground.Sohemustrunaway.,Studyisveryimportant.Sowemuststudyhard.,Weusemustwhenthespeakerfeelsthatsomethingisnecessary.,Gulliverwastiedtotheground.Hehastolieontheground.,Grandmaisill.Shehastoseethedoctor.,Weusehavetowhenthesituationmakessomethingnecessary.,must与haveto是两个常用的情态动词，两词后面都接动词原形。在使用时，应注意两词间的差别。must表示主语“有义务”的“必须”做某事，强调说话人的主观看法，主要用于肯定句和疑问句；must还可以表示肯定推测，意思是“一定”。haveto强调的是客观需要，意思是“不得不”。haveto有人称和数的变化。,Imustworkhardatmylessons.我必须努力学习功课。(主观意愿）Ihavetolookaftermotherathome.Forsheisill.我得在家照看妈妈，因为她病了。(客观需要）Itisgettingdark.Hehastogohomenow.天快黑了。他现在得回家了。(客观需要）,must的否定形式是mustnot，其缩写为mustnt，表示禁止，意思是“不能，不许”。haveto的否定形式是donothaveto，其缩写为donthaveto。Youmustntmakeanynoiseinclass.上课时你们不许吵闹。Youdonthavetowatertheflowers.Foritisgoingtorain.你们不必浇花了，因为要下雨了。,Completethefollowingsentenceswithmust,mustnt,haveto,donthaveto.Youkeepquietinthelibrary.Youkeepthebookscleanandtidy.Youdraworwriteinthebooks.Youeatordrinkinthelibrary.Youreturnthebooksontime,ifyouwanttokeepthemlonger,yourenewthem.Youbringyourstudentcardeverytimeyougotothelibrary,butremembertobringyourlibrarycar.,Libraryrules,must,must,mustnt,mustnt,haveto,haveto,donthaveto,Summary,不定式可以和疑问代词who,what,which及疑问副词when,how,where等连用，构成不定式短语，在句子中作主语、宾语、表语等。must表示主观的义务和必要，意思是“必须，得，要”，否定形式是mustnot,表示禁止，不能，不许。haveto表示一种客观的需要，意思是“不得不”，否定形式是donothaveto。,1.ImgoingonafieldtripbutIhaventdecided_.(2007河南)A.whattodoB.todowhatC.wheretogoD.togowhere2.Excuseme.Wouldyoupleasetellme_buyadigitalcamera?(2007安徽)A.whattoB.wheretoC.whatIcanD.wherecanI,I.单项选择。,3.Thisphysicsproblemistoodifficult.Canyoushowme_,WangLin?Sure.(2008陕西)A.whattoworkitoutB.whattoworkoutitC.howtoworkitoutD.howtoworkoutit,4.WeneedanewleaderforourHelpingHandsClub,butIdontknow_.WhynotMary?Sheisalwayswillingtohelpothers.(2011江苏南通)A.whattochooseB.howtochooseC.whentochooseD.whotochoose,5.Themathproblemissohard.Ireallydontknow_.(2012甘肃鸡西)A.howtodoitB.howtodoC.whattodoit6.Excuseme.Couldyoutellme_gettothenearestpostoffice?Sorry,Iamnewhere.(2013山东威海)A.howcanIB.howIcouldC.howtoD.whatIcan,7.Excuseme.Couldyoupleasetellme_mycar?Sure.Parkitrighthere.Illhelpyou.(2013山东青岛)A.howtostopB.wheretoparkC.wheretostopD.whentopark8._Iswimhere?Imsorry.Children_swimalonehere.(2012广东)A.Must;cantB.May;mustC.Can;mustntD.Cant;can,9.Dad,mustwewaituntilthelightbecomesgreen?Yes,Imafraidwe_.Thatsthetrafficrule.(2013河南)A.canB.mayC.havetoD.need10.Studentsinourschool_knowshoutingisnotallowedinthelibrary.(2013山东莱芜)A.canB.mayC.mustD.need,WhenIgointotheclothesshop,Ialwayscantdecide_onetobuy.2.Mygrandfatherdoesntknow_touseacomputer.3.-Willyoupleaseshowme_todriveacar?-Yes,ofcourse.Nowletmetellyou_todofirst.4.IwilltellLucy_and_tomeet.,which,how,how,what,when,where,II.选用how,which,what,when,where填空。,Andydoesntknow_.,whattowear,III.看图完成句子。,Milliecantdecide_.,whichbooktobuy,Theydontknow_tothestation.,howtogo,Idontknowhow_fromalibrary.,toborrowbooks,IV.翻译下列句子。,1.Haveyoudecided_(怎样度假)?2.Idontknow_(在会上说什么).3.Canyoutellme_(在哪里能买到这本书)?,yourholiday,howtospend,whattosayatthemeeting,wheretobuythisbook,4.Drivers_(必须系安全带)whiletheircarsarerunningontheroad.5._(必须)Ifinishmyhomeworknow?No,_(你没必要).Yourworkisovertoday.,Must,youdonthaveto,mustwearseatbelts,
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