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1、一般过去时1.一般过去时定义:一般过去时表示过去某个时间发生的动作或存在的状态,常和表示过去的时间状语连用表示过去的一些时间状语1.yesterday或以其构成的短语:yesterdaymorning(afternoon,evening)等;2.由“last+时间名词”构成的短语:lastnight,lastyear(winter,month,week);3.由“时间段+ago”构成的短语:amomentago,ashorttimeago,anhourago等;4.其它:justnow等5.由某些
2、表示过去时态的从句等。一般过去时也表示过去经常或反复发生的动作感谢2.Be动词在动词在一般过去时中的变化:⑴am和is在一般过去时中变为was(wasnot=wasn’t)⑵are在一般过去时中变为were。(werenot=weren’t)⑶带有was或were的句子,其否定、疑问的变化和is,am,are一样,即否定句在was或were后加not,一般疑问句把was或were调到句首。3.句中没有be动词的一般过去时的句子①否定句:didn’t+动词原形,如:Jimdidn’tgohomeye
3、sterday.②一般疑问句:在句首加did,句子中的动词过去式变回原形。如:DidJimgohomeyesterday?③特殊疑问句:⑴疑问词+did+主语+动词原形?如:WhatdidJimdoyesterday?⑵疑问词当主语时:疑问词+动词过去式?如:Whowenttohomeyesterday?4.动词过去式变化规则:1)一般在动词末尾加----ed,如:pull-pulled,cook-cooked2)结尾是e加d,如:taste-tasted3)末尾只有一个元音字母和一个辅音字母的重
4、读闭音节,应双写末尾的辅音字母,再加----ed,如:stop-stopped4).以“辅音字母+y”结尾的,变y为i再加----ed如:study-studied5.不规则动词过去式(牢记):am,is-was,are-were,do-did,see-saw,say-said,give-gave,get-got,go-went,come-came,have-had,eat-ate,take-took,run-ran,sing-sang,put-put,make-made,read-read,wr
5、ite-wrote,draw-drew,drink-drank,fly-flew,ride-rode,speak-spoke,sweep-swept,swim-swam,sit-sat过去时练习:一、写出下列动词的过去式isam_________fly_______plant________are________drink_________play_______go________make________does_________dance________worry________ask____
6、_taste_________eat__________draw________put______throw________kick_________pass_______do________be动词的过去时练习二、用be动词的适当形式填空。1.I______anEnglishteachernow.2.She_______happyyesterday.3.They_______gladtoseeeachotherlastmonth.4.HelenandNancy________goodfriend
7、s.5.Thelittledog_____twoyearsoldthisyear.6.Look,there________lotsofgrapeshere.7.There________asignonthechaironMonday.8.Today_____thesecondofJune.Yesterday______thefirstofJune.It_____Children’sDay.Allthestudents______veryexcited.三、句型转换。1.Therewasacarin
8、frontofthehousejustnow.否定句:_____________________________________________一般疑问句:____________________________________________肯、否定回答:__________________________________________42.Theyplayedfootballintheplayground.否定句:_______________________________