初一下英语一般过去时

1第四讲：一般过去时一、定义：表示过去某个时间里发生的动作或存在的状态，也表示过去经常或反复发生的动作。1.表示过去某个时间里发生的动作或存在的状态：e.g.Hewastwelvelastyear.Shewasatwork.2.表过去经常或反复发生的动作：e.g.Sheoftencametohelpusinthosedays.Mrs.Peteralwayscarriedanumbrella..二、常与一般过去时连用的词：1.时间状语ago（twohoursago（一段时间+ago）yesterday（morning,afternoon,evening）thedaybeforeyesterdaylastweek,last(year,night,month…)具体时间（如Jan.fourth)justnowattheageof10(过去时间段)onedaylongagoonceuponatimethismorning(afternoon,evening)longlongago（很久以前）theotherday（前几天）atthemoment三、一般过去时的构成1、系动词be的一般过去时构成：主语+be（was,were）+其他主语是”I”时-----was主语为单数时-----was主语为复数及you时-----were否定句的构成:主语+be+not+其他wasnot=wasn’twerenot=weren’t【活学活用】填入适当的be动词。1、Kitty_____anEnglishgirl.2._________(be)itcoldinyourcityyesterday?3、I_____notfromTaizhou.4.It________(be)hotyesterdayandmostchildren_______(be)outside.5、She_____tall.6.Howmanypeople________(be)thereinyourclasslastterm?7.There________(be)afootballmatchonTVyesterdayevening.8.I__________(be)tiredyesterday.9.I_______atschooljustnow.210.He________atthecamplastweek.11.We________studentstwoyearsago.12.They________onthefarmamomentago.13.YangLing________elevenyearsoldlastyear.14.There________anappleontheplateyesterday.15.There________somemilkinthefridgeonSunday.2、情态动词的一般过去时构成：主语+情态动词+动词原形+其他Shehadtodoherhomeworkyesterday.注意：情态动词后的动词一定要用原形，而且只能是情态动词的过去式。Theyshould(应该)beright.否定句的构成：主语+情态动词+not+动词原形+其他couldnot=couldn’tmustnot=mustn’twouldnot=wouldn’tshouldnot=shouldn’tmightnot=mightnothadnotto=hadn’tto【活学活用】填入适当的词。1.She________(couldnot)speakEnglishlastyear.2.You________(mustnot)openthedoorlastnight.3.They________(shouldnot)berightatthatmoment.4.Shesaidshe________(wouldnot)gotoJapan.3、行为动词的一般现在时构成：主语+行为动词+其他Theseboyslikedplayingfootball.ThegirlreadEnglisheverymorningin1998.加ed方法：1．直接加ed：work——workedlook——looked2．以不发音e结尾的单词，直接加d：live——livedhope——hopeduse——used3.以辅音字母+y结尾的，变y为i加ed：study——studiedcarry——carriedworry——worried26个字母中除AEIOU五个元音字母外，其余21个都是辅音字母4.以元音字母+y结尾的，直接加ed：enjoy——enjoyedplay——played5.以重读闭音节结尾的，双写最后的辅音字母+ed：stop——stoppedplan——planned不规则变化的动词过去式：have---hadare---wereget---gotsay---saidfeel---feltdo/does---didis---wasgo---wentdrink--drankeat--atebring----broughtthink----thoughtbuy----boughtcatch----caughtteach----taughtsit----satwear----worecut----cutsweep----sweptsleep----sleptbecome----became【活学活用】一、写出下例单词的过去式3is\am_________fly_______plant________are________drink_________play_______go________make________does_________dance________worry________ask_____taste_________eat__________draw________put______throw________kick_________pass_______do________二、完成句子1.TomandMary___________(come)toChinalastmonth.2.Mary__________(read)Englishyesterdaymorning.3.I___________(call)Mikethismorning.4.Ilistenedbut___________(hear)nothing.5.Tom___________(begin)tolearnChineselastyear.6.Lastweekwe_________(pick)manyapplesonthefarm.7.What__________(make)himcry(哭)justnow?8.Lastyeartheteacher___________(tell)usthattheearthmovesaroundthesun.9.Eli____________toJapanlastweek.(move)10.Heatesomebreadand_________(drink)somemilk.4.否定句的构成:主语+助动词（did）+not+行为动词原形+其他Theseboysdidn’t（didnot）likeplayingfootball.Thegirldidn’t（didnot）readEnglisheverymorninglastyear.注意：didn’t之后动词一定要用原形【活学活用】一、将下面句子改成否定句1.IhadawordwithJuliathismorning.________________________________________________2.LiMingstudiedEnglishthismorning.________________________________________________3.Therewasanappleonthetablelastnight.________________________________________________4.Igotupveryearlythismorning.________________________________________________5.Thepolicestoppedmeonmywayhomelastnight.________________________________________________6.Theygavetheconcertlastnight.________________________________________________二、按照要求改写句子1.Mike_________________(notgo)tobeduntil12o’clocklastnight.Soshe_______(get)uplate.2.He__________(notfind)hiskeylastnight.3.Hermother__________(notgive)thegirlanypresentoneherbirthday.4.Lastweek,I_________(notbuy)anewbike,I_______(buy)anewkiteinstead.5.一般疑问句含be动词或情态动词的一般疑问句Wereyouastudent？be动词主语其它Yes，Iwas.No，Iwasn’t.be+主语+其它部分？肯定回答：Yes，主语+be4否定回答：No，主语+be+not注意：在回答时，主语要用相应的代词代替CouldyouspeakEnglishlastyear?情态动词主语动词原形其他部分Yes，Icould.No，Icouldn’t.情态动词+主语+动词原形+其它部分？肯定回答：Yes，主语+情态动词否定回答：No，主语+情态动词+not注意：在回答时，主语要用相应的代词代替含be或情态动词一般疑问句的改写秘诀：一调二改三问号一调：即把句中的be或情态动词调到主语前；二改：改换主语称谓，即将句中的主语Imymineweourours等第一人称分别改为相应的第二人称youyouryours等；三问号：句末的句号改为问号【活学活用】将下例句子改成一般疑问句1.IwasanEnglishteacher._________________________________________2.Hewashappyyesterday._________________________________________3.Theyweregladtoseeeachotherlastyear._________________________________________4.Ishouldsweeptheflooramomentago._________________________________________行为动词一般疑问句的构成问句：Didyourparentsgotoschoolyesterday？肯答：Yes，theydid.否答：No，theydidn’t.肯定回答用“Yes,主语+did.”否定回答用“No,主语+didn’t(didnot).”特别注意：对于行为动词的一般疑问句一定要注意动词的还原，因为时态与数的变化已经体现在助动词上了。含行为动词（或称为实义动词）一般疑问句的改写：秘诀：一加二改三问号一加：即在句首加助动词did；二改：1、把谓语动词改为原形；2、改换主语称谓；三问号：句末的句号改为问号。【活学活用】按照要求改写句子2.WereadEnglisheverymorninglastyear.（改为一般疑问句）__________________________________________________2.Tom’sfatherlistenedtoEnglishontheradioeveryevening.（改为一般疑