Unit1Wheredidyougoonvacation?第二课时SectionA(GrammarFocus—3c)一、一般过去时(一)意义表示过去时间内发生的动作或存在的状态。常与yesterday,lastnight,twodaysago,inthepast,in2010等表示过去的时间状语连用。(二)基本句式结构1.谓语动词是be动词时,肯定句:主语+was/were+其他。而否定句在be动词后加not,疑问句则把be动词提前。2.谓语动词是实义动词(1)肯定句:主语+动词的过去式+其他(2)否定句:主语+didn't+动词原形+其他(3)疑问句:(疑问词)+did+主语+动词原形+其他(三)动词构成动词按其过去式的构成方式,可分为规则动词和不规则动词。1.规则动词的过去式的构成:一般在词尾直接加-edwatch—watched以e结尾的只加-dlive—lived以一个辅音字母结尾的重读闭音节先双写词尾辅音字母,再加-edstop—stoppedplan—planned以辅音字母加y结尾的先把y变i,再加-edstudy—studiedworry—worried2.不规则动词的过去式变化各异,需特殊记忆。二、不定代词1.复合不定代词的构成:(如下表)someonesomebodysomethinganyoneanybodyanythingeveryoneeverybodyeverythingnoonenobodynothing2.复合不定代词的用法:(1)something,someone,somebody等一般用于肯定句;anything,anyone,anybody等一般用于否定句、疑问句或条件句中。Didyouknowanythingabouther?你知道有关于她的一些事情吗?(2)形容词作定语修饰不定代词时,通常后置。Thereisnothingwrongwiththeradio.这台收音机没有毛病。(3)不定代词若用作主语,谓语动词一般用单数。Everythingisready.一切都准备好了。Ⅰ.单项选择。()1.Oh,dear,somethingintomyeyesnow.A.getB.getsC.gettingD.gotB()2.Istheretoday?A.somethingnewB.newsomethingC.anythingnewD.newanythingC【解析】anything用于疑问句中,形容词作定语修饰不定代词时,位于其后。()3.Thereisinthefridge.Let'sbuysome.A.somethingB.anythingC.everythingD.nothingD()4.Didyouseecomeintotheclassroom?A.everyoneB.anyoneC.someoneD.nooneB()5.Thequestionisquiteeasy.cananswerit.A.EveryoneB.AnyoneC.SomeoneD.NooneAⅡ.用括号内所给词的适当形式填空。6.MyparentsandI(be)inLondonlastsummer.7.Tom(stay)athomeyesterdayafternoon.8.you(go)tothebeachlastweek?werestayedDidgo9.They(notlive)inShanghaiin2017.10.Mymother(buy)anewbikeformethreedaysago.didn'tlivebought()(2017·云南)—Jack,howwasyoursummervacation?—Justso-so,Idecided(决定)togoformynextvacation.CA.somethingwonderfulB.wonderfulsomethingC.somewherewonderfulD.wonderfulsomewhere