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1、WelcomeUnit8BraveitOutGrammar句子的种类CategoriesofSentences1.陈述句(DeclarativeSentences)用来说明事实或说话人的看法。Igotoschoolbybikeeveryday.我每天骑自行车上学。TheyarehavinganEnglishclassnow.他们现在正在上英语课。Shedoesn'tlikeplayingbasketball.她不喜欢打篮球。陈述句的否定形式:凡陈述句中的谓语部分有助动词be,have/has或情态动词can,may,must,will,shall等时
2、,其否定式只需在它们后面加not即可。如:TomcanspeakEnglish.(肯定句)汤姆会讲英语。TomcannotspeakEnglish.(否定句)汤姆不会讲英语。2)如果陈述句中的谓语动词只是行为动词,而没有助动词或情态动词时,其否定式要在行为动词前加donot或第三人称单数加does not;动词是过去时,在动词前加didnot;后面的谓语动词用动词原形。如:Theywenttoschoolbybikeyesterday.(肯定句)他们昨天骑车上学。—→Theydidnotgotoschoolbybikeyesterday.(否定句
3、)他们昨天没骑车上学。Shestudiesveryhard.(肯定句)她非常努力学习。——→Shedoesnotstudyveryhard.(否定句)她学习不很努力。下列句子改为否定句:1.Hedoessomereadingeveryday.He___________________readingeveryday.2.Ihavetowashthedishes.I___________________washthedishes.3.Tellhimthenews.______________himthenews.4.Shehasbrothersandsi
4、sters.She______________brothers_______sisters.5.Ithinksheisright.I______________she_______right.doesn'tdoanydon'thavetoDon'ttelldoesn’thaveordon'tthinkis2.疑问句(InterrogativeSentences)有四种形式:一般疑问句、特殊疑问句、选择疑问句和反意疑问句。Doesshelikemusic?(一般疑问句)她喜欢音乐吗?HowmuchistheT-shirt?(特殊疑问句)这件T-恤衫多少
5、钱?YouareinClass2,aren'tyou?(反意疑问句)你在二班,不是吗?Isyourpenfriendaboyoragirl?(选择疑问句)你的笔友是男孩还是女孩?以情态动词、助动词或系动词be开头的疑问句。一般疑问句需以Yes或No回答。如: --Doesshelikemusic?她喜欢音乐吗?--Yes,shedoes.是的,她喜欢。--Isthereamaponthewall?墙上有地图吗? --No,thereisn't.不,没有。1)一般疑问句(GeneralQuestions):--Didyougotoschoo
6、lyesterday?你昨天上学了吗?--Yes,Idid.是的,我去了。 一般疑问句的答语有时可用Certainly,Ofcourse,Sure等回答,如: --MayIuseyourpen?我可以用你的钢笔吗?--Certainly.当然可以。下列句子改为一般疑问句:1.Thereissomefruitjuiceintheglass._____________________fruitjuiceintheglass?2.Hehastostayhere.______he______tostaythere?3.Wedoeyeexercis
7、eseveryday.______you______eyeexerciseseveryday?4.Shehassomethingtoeat.______she____________toeat?5.Iamgoodatsinginganddancing.______yougoodatsinging______dancing?IsthereanyDoeshaveDodoDoeshaveanythingAreor2)特殊疑问句(SpecialQuestions)是以疑问词开始的疑问句。常用的疑问词有:who/whom(谁),whose(谁的),what(什
8、么),which(哪个,那些),when/what time(什么时间),where(什么地方),why