初三英语总复习-句子的种类.ppt

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1、10句子的种类（Classification）1陈述句分肯定句和否定句两种。陈述一件肯定的事实，我们用肯定句；陈述一件否定的事实，我们就用否定句。1.陈述句（肯定式、否定式）（DeclarativeSentence）否定句的构成改为否定句:1)Lilyandlizaretwins.2)There’ssomeCokeinthebottle,butthereorangejuice.3)Ihave(有)ahamburger,butlsandwiches.Lilyandlizarenot/aren’ttwins.isnotany/nohavenotany/no1.be动词后直接加n

2、ot构成否定。当have/has表示“有”时,其后直接加not构成否定。1)Igotoworkbybikeeveryday.(改为否定句)2)MrLiteachesusmaths.(改为否定句)3)TheyhadanEnglishlessonthismorning.(改为否定句)Idonot(don’t)gotoworkbybikeeveryday.MrLidoesnot(doesn’t)teachusmaths.Theydidnot(didn’t)haveanEnglishlessonthismorning.（此处have不作“有”解而表示动作)2.由实义动词构成谓语的句

3、子，必须用助动词do/does/did+动词原形构成否定句。1)Hewillfeeltiredafterhardwork.(否)Hefeeltiredafterhardwork.2)Weshouldobeythetrafficrules.(否)Weplayinthestreet.(must)3)Theyhadseenthefilmbefore.(否)Theyseenthefilmbefore.willnot(won’t)hadnot(hadn’t)mustn’t3.若句子本身含有构成时态的助动词，情态动词的否定形式是在助动词/情态动词后＋not,再加相应的动词。＊当have

4、/has/had表示“有”时,其后直接加not构成否定。＊当have不表示“有”而表示动作时，应使用don’t/doesn’t/didn’t+have,不能用has/have/hadnot.＊在现在/过去完成时态的否定句中，have/has/had是助动词,其否定形式直接用haven’t/hasn’t/hadn’t表示。Theyhavealreadyfinishedtheirwork.→Theyhaven’tfinishedtheirworkyet.Abouthave/has/had1.Myfatherwasateacherinhisforties.2.Tom’sparen

5、tswillleaveforBeijingtomorrow.3.Janecansinglotsofsongs.4.Bettyusedtogotoworkonfoot.5.TheywerewatchingTVatthattime.6.Ilikehavingabarbecueinhotweather.7.Therearesomefishintheriver.8.MygrandmalivesinSichuan.Haveatry!Changethefollowingsentencesintonegative:9.Jackhas100coinsinthebox.10.Thechild

6、renhadagoodtimeinthepark.11.She’smadeanapologytohermum.12.Hedoeshishomeworkverycarefully.13.Benreadtheletteragainandagain.Morepractice:Hedoesn’tdohishomeworkverycarefully.Thechildrendidn’thaveagoodtimeinthepark.Shehasn’tmadeanapologytohermum.Bendidn’treadtheletteragainandagain.(cutcutcut,p

7、utputput,costcostcost)Jackdoesn’thave100coinsinthebox.32.疑问句及其回答（InterrogativeSentenceandAnswer）提出询问的句子被称为疑问句。疑问句主要分为一般疑问句、特殊疑问句、选择疑问句、反意疑问句。3一般疑问句,也称为Yes/No问句，回答必须先用Yes/No对它进行肯定或否定回答。这类问句一定是由助动词开头的，所以在Yes/No的后面，通常用哪个助动词问的，就用哪个助动词回答。一般疑问句a.Kathywaslateforschoo