译林版八年级下册,U4,语法点讲解,A good Read,1.,掌握疑问词,+,动词不定式的用法。,2.,掌握,must/have to,的用法。,疑问词,+,动词不定式,动词不定式,(to do),可以和疑问词,what,which,who,whom,how,where,when,等,(,why,除外,),连用，,构成不定式短语。,这种结构在句中可,作主语、宾语、表语,、,等句子成分。,常和“疑问词,+,动词不定式结构连用的动词及动词短语有,：,know,learn,see,hear,ask,tell,advise,decide,explain,find out,forget,remember,think,understand,wonder,等。,在句中做主语：,e.g.,Where to go is still a question.,How to deal with this problem is the most important thing to us.,在句中做宾语：,e.g.,I know where to find the boy.,Please tell me how to get there.,在句中做宾语：,e.g.,I know,where to find,the boy.,Please tell,me,how to get,there.,8,show sb sth=show sth to sb,tell sb sth=tell sth to sb,teach sb sth=teach sth to sb,advise sb.sth=advise sth to sb,buy sb sth=buy sth for sb,make sb sth=make sth for sb,leave sb sth=leave sth for sb,order sb sth=order sth for sb,cook sb sth=cook sth for sb,draw sb sth=draw sth for sb,(1),双宾动词拓展,9,在句中做宾语,她不能决定买哪本书。,She cant decide_.,10,她不能决定买哪本书。,She cant decide_.,(2),总结：有些疑问词，如,which,what,how many,how much,whose,等后面可以跟,一个名词再接不定式结构做宾语。,which book to buy,11,在句中做宾语,I dont what to do.,=I dont know what _ _ do.,12,在句中做宾语,I dont what to do.,=I dont know what _ _ do.,I should,3),总结,:,当,to do,的逻辑主语与句子主语一致时，可以将“特殊疑问词,+to do”,的结构改写为宾语从句。,13,在,“,特殊疑问词动词不定式,”,结构前，有时也可以是如,sure,clear,certain,等形容词。,e.g.I am not sure which way to take.,I am not sure which way I should take.,动词,+,间接宾语,+,直接宾语,动词,+,直接宾语,+,to,+,间接宾语,show,pass,send,give,lend,pay,hand,offer,bring,sell,promise,teach,take,tell,动词+间接宾语+直接宾语,动词,+,直接宾语,+,for,+,间接宾语,make,buy,sing,leave,order,(,预定,),get,find,cook,draw,read,mend(,修理,),在句中做表语：,e.g.,The question is how to learn English well.,什么是表语,?,系动词分类：,一,be,动词类：,am,is,are,was,were,二 五感动词类,:,look,sound,smell,taste,feel,三 表示变化类,:,become,get,turn,grow,go,四 表示延续性的动词,:,remain,stay,keep,17,18,19,20,一改写同义句,1.I cant decide when to do my homework.,I cant decide _ _ _ _my homework.,2.Sandy wants to know where she can ask for advice.,Sandy wants to know _ _ _for advice.,3.Millie doesnt know how to solve her problem.,Millie doesnt know _ _ _ _her problem.,21,一改写同义句,4.You should decide which you should do first.,You should decide _ _ _first.,5.I really dont know what to do with these books.,I really dont know _ _ _ _ _ these books.,22,二用,how,which,what,when,where,填空。,1.When I go into the clothes shop,I always cant decide _ one to buy.,2.My grandfather doesnt know _ to use a computer.,3.-Will you please show me _ to drive a car?,-Yes,of course.Now let me tell you _ to do first.,4.I will tell Lucy _ and _ to meet.,23,答案：,which,how,how,what,when,where,感谢您的观看,The user can demonstrate on a projector or computer,or print the presentation and make it into a film to be used in a wider field,POWER POINT,