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时间:2020-03-09
《小学英语一般过去时.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、小学英语一般过去时一、概念:表示在过去某个时间里所发生的动作或存在的状态。通常在句子里找到表示过去时间的词或词组。如:yesterday,yesterdaymorning/evening,thedaybeforeyesterday(前天),lastnight/week/month/year,justnow(刚才),twodaysago,aweekago,in1990等。如:Iwenttobedatelevenlastnight.昨晚我11:00睡觉。二、动词一般过去时变化规则1.一般在动词末尾加-ed,如:pull-pulled,cook-cooked,play-play
2、ed2.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读闭音节,应双写末尾的辅音字母,再加-ed,如:stop-stopped,plan-planned,prefer-preferred4.以“辅音字母+y”结尾的,变y为i,再加-ed,如:study-studied5.小学阶段不规则动词一般过去时:am/is→wasare→werehave/has→haddo→didsing→sangsit→satgive→gaverun→rancome→cameeat→atetake→tookwrite→wroteride→rodedrive→d
3、rovespeak→spokeget→gotgo→wentmake→madeknow→knewsee→sawteach→taughtbuy→boughtread→readput→puthurt→hurtcut→cutfall→fellsay→said三、句式变化(1)Be动词在一般过去时中的变化①am和is在一般过去时中变为was。(wasnot=wasn’t)②are在一般过去时中变为were。(werenot=weren’t)③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
4、句首。(2)句中没有be动词的一般过去时的句子Jimdoeshomeworkeveryday.Jimdidhomeworkyesterday.否定句:Jimdidhomeworkyesterday.Jimdidn'tdohomeworkyesterday.(didn't+动词原形)一般疑问句:Jimdidhomeworkyesterday.DidJimdohomeworkyesterday?(在句首加did,句子中的动词过去式变回原形)特殊疑问句:Jimdidhomeworkyesterday.DidJimdohomeworkyesterday?WhatdidJimdoy
5、esterday?(疑问词+一般疑问句?)
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