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Revision1.我也不知道该说什么。Ididn’tknowwhattosayeither.2.我不知道如何逃脱。Ididn’tknowhowtogetaway.Presentation特殊疑问词+动词不定式whatwhowhenwhichwherehowAndydoesn'tknow____________.whattowearMilliecan’tdecide_________________.whichbooktobuyTheydon’tknow_________tothestation.howtogoMilliehasdecided__________________.(该读什么)Danieldidnotsay_________________aboutthisbook.（该和谁交谈）Simonforgot__________________hisfriends.（该什么时候见）Kittycannotdecide_____________________first.（该选哪一个）Sandyiswondering___________________forhelp.（该去哪求助）Amydoesnotknow_______________thereport.（该如何写）Groupwork1whattoreadwhototalktowhentomeetwhichtochoosewheretoaskhowtowrite结论1：“特殊疑问词+不定式”可直接放在上列动词后，也可以置于上列动词的宾语后，即双宾语。advise,ask,decide,discussfindout,forget,know,learnremember,say,show,teachthink,understand,wonderGroupdiscussion1“特殊疑问词+不定式”可放在哪些动词后？1.MrWu_________________________________asafter-schoolactivities.（建议我们该选哪个）2.Thestudents______________________________theirwork.（问他们的老师何时上交）3.Millie_______________________________________.（向我们展示下一步如何做）4.Daniel__________________________acomputertodraw.（教他自己如何使用）5.Don’tforgetto______________________________you.（告诉你妈妈该在哪见）Groupwork2adviseduswhichtochooseaskedtheirteacherwhentohandinshoweduswhattodonexttaughthimselfhowtousetellyourmumwheretomeetSuzywillexplainwhytorecommendthisbook.Suzywillexplainwhysherecommendthisbook.结论2：√×所有疑问词中，只有why不可以与动词不定式连用。Groupdiscussion2Theyarediscussingwhichcolortopaintthewalls.Youcanaskyourparentshowmuchmoneytotakewithyou.结论3：有些疑问词，如what,which,whose,howmany,howmuch等，其后可以先接一个名词，再接动词不定式。Groupdiscussion3Suzywasnotsurewhotoaskforhelp.Areyouclearwhentomeetatthegatetomorrow?结论4：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Groupdiscussion4AmyandDanielaretalkingabouttheirReadingWeek.Completetheirconversation.Usethecorrectquestionwordsandto-infinitives.Exerciseonpage55Amy:MrWuhasrecommendedsomanyinterestingbooks.Haveyoudecided(1)____________first,Daniel?Daniel:Yes.IwanttoreadBlackBeautyfirst.ButIdon’tknow(2)___________thebook.how,what,askfor,findwhen,where,handin,readwhich,who,speak,travel,writeaboutwhichtoreadwheretofindAmy:YoucantryourschoollibraryorSunshineLibrary.Oh,didyouknowPeterisreadingAroundtheWorldinEightyDays?Hewantstofindout(3)____________aroundtheworldinsuchashorttime.Daniel:Wow,that’samazing!Bytheway,canyoutellme(4)______________ourbookreport?howtotravelwhentohandinAmy:BeforenextFriday.I’mstillnotsure(5)_________________inthereport.Daniel:Youcanwriteanythingaboutyourbook–whatthebookisabout,whatyouthinkofitandsoon.Youshouldreadsomereviewsaboutthebookbeforewriting.whattowriteaboutAmy:Thankyou.Anyway,Iknow(6)______________helpwithwriting.MrWuisalwaystheretohelpus.whotoaskfor1.must表主观的义务和必要，主要用于肯定句和疑问句，“必须，得，要”。e.g.Youmustfinishyourhomeworktoday.你今天必须完成家庭作业。must的否定形式mustnot表示禁止，“不能，不行”。e.g.Youmustnotsmokehere.你不能在这里抽烟。4.关于must的简短回答•MustIcleanthediningroomatonce?我必须马上打扫膳厅吗？•Yes,youmust.是的。•No,youneedn't.不必马上打扫。•No,youdon'thaveto.3.must还可以表示肯定猜测，意思是“一定”。否定的猜测是can’t。e.g.Youmustbehungryafterallthatwalking.走了那么远的路，你一定饿了吧。Thatcan’tbeLucy.ShehasgonetoAmerican.那肯定不是Lucy，她已经去了美国。haveto表一种客观的需要，“不得不”。haveto有人称和数的变化。e.g.Itisgettingdark.Hehastogohomenow.天快黑了，你现在得回家了。haveto的否定形式donothaveto,相当于neednot。e.g.Theydonothavetobuyacomputeratthemoment.他们目前没有必要买电脑。Groupdiscussion51.Whatschoolrulesdowehave?Whatmustwedo?Whatmustn’twedo?2.Ifyouareillandthedoctorasksyoutostayathome,whatwillyouhavetodo?1.Wemustwearschooluniforms.2.Wemustgettoschoolontime.3.Wemustkeepquietinthelibrary.4.Wemustn’tthrowrubbisheverywhere.5.Wemustn’tpickflowersinthegarden.1.Iwillhavetoaskforleaveandstayathome.2.Idon’thavetogotoschool.Groupdiscussion6Whatrulesmustweobeywhenweareinthelibrary?must/mustn’t/haveto/don’thavetoAmyistellinghercousinShirleysomelibraryrules.Completewhatshesayswithmust,mustnot,havetoordon’thaveto.You(1)_____keepquietinthelibrary.You(2)_____keepthebookscleanandtidy.You(3)_______draworwriteonthebooks.mustmustmustn’tExerciseonpage56You(4)_______eatordrinkinthelibrary.You(5)_____returnthebooksontime.Ifyouwanttokeepthemlonger,you(6)______renewthem.You(7)____________bringyourstudentcardeverytimeyougotothelibrary,butremembertobringyourlibrarycard.mustn’tmusthavetodonothaveto1.I’mgoingonafieldtripbutIhaven’tdecided______.(2007河南)A.whattodoB.todowhatC.wheretogoD.togowhere2.Excuseme.Wouldyoupleasetellme______buyadigitalcamera?(2007安徽)A.whattoB.wheretoC.whatIcanD.wherecanI3.—Thisphysicsproblemistoodifficult.Canyoushowme______,WangLin?—Sure.(2008陕西)A.whattoworkitoutB.whattoworkoutitC.howtoworkitoutD.howtoworkoutit4.—WeneedanewleaderforourHelpingHandsClub,butIdon’tknow______.—WhynotMary?Sheisalwayswillingtohelpothers.(2011江苏南通)A.whattochooseB.howtochooseC.whentochooseD.whotochoose5.Themathproblemissohard.Ireallydon’tknow______.(2012甘肃鸡西)A.howtodoitB.howtodoC.whattodoit6.—Excuseme.Couldyoutellme______gettothenearestpostoffice?—Sorry,Iamnewhere.(2013山东威海)A.howcanIB.howIcouldC.howtoD.whatIcan7.—Excuseme.Couldyoupleasetellme______mycar?—Sure.Parkitrighthere.I’llhelpyou.(2013山东青岛)A.howtostopB.wheretoparkC.wheretostopD.whentopark8.—______Iswimhere?—I’