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Unit4Agoodread,Grammar,Revision,1.我也不知道該說什么。Ididn’tknowwhattosayeither.2.我不知道如何逃脫。Ididn’tknowhowtogetaway.,Presentation,特殊疑問詞+動(dòng)詞不定式whatwhowhenwhichwherehow,Andydoesntknow____________.,whattowear,practice,Milliecan’tdecide_________________.,whichbooktobuy,Theydon’tknow_________tothestation.,howtogo,Milliehasdecided__________________.(該讀什么)Danieldidnotsay_________________aboutthisbook.（該和誰(shuí)交談）Simonforgot__________________hisfriends.（該什么時(shí)候見）Kittycannotdecide_____________________first.（該選哪一個(gè)）Sandyiswondering___________________forhelp.（該去哪求助）Amydoesnotknow_______________thereport.（該如何寫）,Groupwork1,whattoread,whototalkto,whentomeet,whichtochoose,wheretoask,howtowrite,1.MrWu_________________________________asafter-schoolactivities.（建議我們?cè)撨x哪個(gè)）2.Thestudents______________________________theirwork.（問他們的老師何時(shí)上交）3.Millie_______________________________________.（向我們展示下一步如何做）4.Daniel__________________________acomputertodraw.（教他自己如何使用）5.Don’tforgetto______________________________you.（告訴你媽媽該在哪見）,Groupwork2,adviseduswhichtochoose,askedtheirteacherwhentohandin,showeduswhattodonext,taughthimselfhowtouse,tellyourmumwheretomeet,結(jié)論1：“特殊疑問詞+不定式”可直接放在上列動(dòng)詞后，也可以置于上列動(dòng)詞的賓語(yǔ)后，即雙賓語(yǔ)。,advise,ask,decide,discussfindout,forget,know,learnremember,say,show,teachthink,understand,wonder,Groupdiscussion1“特殊疑問詞+不定式”可放在哪些動(dòng)詞后？,Suzywillexplainwhytorecommendthisbook.Suzywillexplainwhysherecommendthisbook.結(jié)論2：,,,√,,所有疑問詞中，只有why不可以與動(dòng)詞不定式連用。,Groupdiscussion2,Theyarediscussingwhichcolortopaintthewalls.Youcanaskyourparentshowmuchmoneytotakewithyou.結(jié)論3：有些疑問詞，如what,which,whose,howmany,howmuch等，其后可以先接一個(gè)名詞，再接動(dòng)詞不定式。,Groupdiscussion3,Suzywasnotsurewhotoaskforhelp.Areyouclearwhentomeetatthegatetomorrow?結(jié)論4：在“疑問詞+動(dòng)詞不定式”結(jié)構(gòu)前，有時(shí)也可以是如sure,clear等的形容詞,Groupdiscussion4,AmyandDanielaretalkingabouttheirReadingWeek.Completetheirconversation.Usethecorrectquestionwordsandto-infinitives.,Exerciseonpage55,Amy:MrWuhasrecommendedsomanyinterestingbooks.Haveyoudecided(1)____________first,Daniel?Daniel:Yes.IwanttoreadBlackBeautyfirst.ButIdon’tknow(2)___________thebook.,how,what,askfor,findwhen,where,handin,readwhich,who,speak,travel,writeabout,whichtoread,wheretofind,Amy:YoucantryourschoollibraryorSunshineLibrary.Oh,didyouknowPeterisreadingAroundtheWorldinEightyDays?Hewantstofindout(3)____________aroundtheworldinsuchashorttime.Daniel:Wow,that’samazing!Bytheway,canyoutellme(4)______________ourbookreport?,howtotravel,whentohandin,Amy:BeforenextFriday.I’mstillnotsure(5)_________________inthereport.Daniel:Youcanwriteanythingaboutyourbook–whatthebookisabout,whatyouthinkofitandsoon.Youshouldreadsomereviewsaboutthebookbeforewriting.,whattowriteabout,Amy:Thankyou.Anyway,Iknow(6)______________helpwithwriting.MrWuisalwaystheretohelpus.,whotoaskfor,Groupdiscussion5,1.Whatschoolrulesdowehave?Whatmustwedo?Whatmustn’twedo?2.Ifyouareillandthedoctorasksyoutostayathome,whatwillyouhavetodo?,1.Wemustwearschooluniforms.2.Wemustgettoschoolontime.3.Wemustkeepquietinthelibrary.4.Wemustn’tthrowrubbisheverywhere.5.Wemustn’tpickflowersinthegarden.1.Iwillhavetoaskforleaveandstayathome.2.Idon’thavetogotoschool.,1.must表主觀的義務(wù)和必要，主要用于肯定句和疑問句，“必須，得，要”。e.g.Youmustfinishyourhomeworktoday.你今天必須完成家庭作業(yè)。must的否定形式mustnot表示禁止，“不能，不行”。e.g.Youmustnotsmokehere.你不能在這里抽煙。,Summary,2.haveto表一種客觀的需要，“不得不”。haveto有人稱和數(shù)的變化。e.g.Itisgettingdark.Hehastogohomenow.天快黑了，你現(xiàn)在得回家了。haveto的否定形式donothaveto,相當(dāng)于neednot。e.g.Theydonothavetobuyacomputeratthemoment.他們目前沒有必要買電腦。,3.must還可以表示肯定猜測(cè)，意思是“一定”。否定的猜測(cè)是can’t。e.g.Youmustbehungryafterallthatwalking.走了那么遠(yuǎn)的路，你一定餓了吧。Thatcan’tbeLucy.ShehasgonetoAmerican.那肯定不是Lucy，她已經(jīng)去了美國(guó)。,Groupdiscussion6,Whatrulesmustweobeywhenweareinthelibrary?must/mustn’t/haveto/don’thaveto,AmyistellinghercousinShirleysomelibraryrules.Completewhatshesayswithmust,mustnot,havetoordon’thaveto.,You(1)_____keepquietinthelibrary.You(2)_____keepthebookscleanandtidy.You(3)_______draworwriteonthebooks.,must,must,mustn’t,Exerciseonpage56,You(4)_______eatordrinkinthelibrary.You(5)_____returnthebooksontime.Ifyouwanttokeepthemlonger,you(6)______renewthem.You(7)____________bringyourstudentcardeverytimeyougotothelibrary,butremembertobringyourlibrarycard.,mustn’t,must,haveto,donothaveto,Exercises,1.I’mgoingonafieldtripbutIhaven’tdecided______.(2007河南)A.whattodoB.todowhatC.wheretogoD.togowhere2.Excuseme.Wouldyoupleasetellme______buyadigitalcamera?(2007安徽)A.whattoB.wheretoC.whatIcanD.wherecanI,3.—Thisphysicsproblemistoodifficult.Canyoushowme______,WangLin?—Sure.(2008陜西)A.whattoworkitoutB.whattoworkoutitC.howtoworkitoutD.howtoworkoutit,4.—WeneedanewleaderforourHelpingHandsClub,butIdon’tknow______.—WhynotMary?Sheisalwayswillingtohelpothers.(2011江蘇南通)A.whattochooseB.howtochooseC.whentochooseD.whotochoose,5.Themathproblemissohard.Ireallydon’tknow______.(2012甘肅雞西)A.howtodoitB.howtodoC.whattodoit6.—Excuseme.Couldyoutellme______gettothenearestpostoffice?—Sorry,Iamnewhere.(2013山東威海)A.howcanIB.howIcouldC.howtoD.whatIcan,7.—Excuseme.Couldyoupleasetellme______mycar?—Sure.Parkitrighthere.I’llhelpyou.(2013山東青島)A.howtostopB.wheretoparkC.wheretostopD.whentopark8.—______Iswimhere?—I’msorry.Children______swimalonehere.(2012廣東)A.Must;can’tB.May;mustC.Can;mustn’tD.Can’t;can,9.—Dad,mustwewaituntilthelightbecomesgreen?—Yes,Imafraidwe______.Thatsthetrafficrule.(2013河南)A.canB.mayC.havetoD.need10.Studentsinourschool______knowshoutingisnotallowedinthelibrary.(2013山東萊蕪)A.canB.mayC.mustD.need,Rememberthegrammarinthislesson.,