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1、GrammarUnit4AgoodreadNewwordshandv.交；递，给handin上交，递交Andydoesn'tknow______________.whattowearMiliecan’tdecide___________________.whichbooktobuyTheydon’tknow____________tothestation.howtogoWecanuseaquestionwordwithato-infinitiveafteraverb.e.g.Milliehasdecid
2、edwhattoread.Danieldidnotsaywhototalktoaboutthisbook.Simonforgotwhentomeethisfriends.Kittycannotdecidewhichtochoosefirst.Sandyiswonderingwheretoaskforhelp.Amydoesnotknowhowtowritethereport.疑问词+动词不定式做动词的宾语。疑问词也包括疑问代词what,which,who和疑问副词how,when,where。Wh-wo
3、rd+Todosth常放在know,learn,see,hear,ask,tell,decide,explain,findout,forget,remember,understand等动词后面使用,整体作为这些动词的宾语。疑问词+动词不定式Allquestionwordscanbeusedinthisway,exceptwhy.Suzywillexplainwhytorecommendthisbook.Suzywillexplainwhysherecommendthisbook.√×Advisesb,a
4、sksb,showsb,teachsb,tellsb后面也可以跟wh-word+todosth结构作为宾语补足语。e.g.MrWuadviseduswhichtochooseasafter-schoolactivities.Thestudentsaskedtheirteacherwhentohandintheirwork.Millieshoweduswhattodonext.Danieltaughthimselfhowtouseacomputertodraw.Don’tforgettotellyourm
5、umwheretomeetyou.Wecanuseanounafterwhat,which,whose,howmanyandhowmuch.e.g.Theyarediscussingwhichcolortopaintthewalls.Youcanaskyourparentshowmuchmoneytotakewithyou.benotsurebenotclear等系表结构后面也可以跟wh-word+todosthe.g.Suzywasnotsurewhotoaskforhelp.Areyouclearw
6、hentomeetatthegatetomorrow?用所给词的适当形式填空1.Simondoesnotknowwhat________(do).2.Sandywantstoknowwhere________(ask)foradvice.3.Milliedoesnotknowhow__________(solve)herproblems.4.Simonjustforgotwhen_________(meet)hisfriends.5.Youshoulddecidewhen_________(work)a
7、ndwhen_________(play).6.Paulknowswho___________(talk)toforhelp.7.Pleasetellmewhere_________(get)help.todotoasktosolvetomeettoworktoplaytotalktogetWhenIgointotheclothesshop,Ialwayscan’tdecide______onetobuy.2.Mygrandfatherdoesn’tknow______touseacomputer.3.
8、---Willyoupleaseshowme_____todriveacar?---Yes,ofcourse.Nowletmetellyou_____todofirst.4.IwilltellLucy______and_______tomeet.whichhowhowwhatwhenwhereII.选用how,which,what,when,where填空。“疑问词+动词不定式”结构在句中还可以作主语和表语。Howtousethemachi
