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ID:57070479
大小:213.50 KB
页数:11页
时间:2020-07-31
《一般现在时和一般过去式区分课件.ppt》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、Findthedifferences一般现在时和一般过去时句型结构的异与同含有BE动词的句型一般过去时表示过去时间内某人某物存在的状态,性质等.eg:Iwasateacherlastyear.She(He)wasasinger.WeYouwerehappy.They一般现在时表示某人某物现在的状态,性质等.eg:Iamateachernow.She(He)isasinger.WeTheyarehappy.You含有BE动词的句型结构一般现在时:肯定式:主语+BE+表语.否定式:主语+BE(amisare)+NOT+表语.疑问式:BE
2、(AmIsAre)+主语+表语?一般过去时:肯定式:主语+BE+表语.否定式:主语+BE(waswere)+NOT+表语.疑问式:BE(WasWere)+主语+表语?Exe:1.She___(be)ourEnglishteacher.2.TomandNike___(be)myclassmates.3.I___(be)astudent.4.You___(be)alovelygirl.5.They___(be)myparents.6.They__________(be)farmerstwoyearsago.7.Mike_________
3、_(be)ababylonglongago.8.We__________(be)athomelastnight.不含BE动词的句型(主语是第一,二人称及第三人称复数)一般现在时用来表示习惯性,经常性发生的动作.eg:Igotoworkbybuseveryday.youwatchTVeverynight.weplaybasketballontheweekends.Theyhavelessonseverymoring.主语+动词原形+其他.一般过去时用来表示在过去的时间里发生的动作.eg: Iwenttoworkbybusyest
4、erday.youwatchedTVlastnight.Weplayedbasketballlastweekend.Theyhadlessonstwodaysago.主语+动词过去式+其他.主语是第三人称单数(肯定句)Hegoestoworkbybuseveryday.ShewatchesTVeverynight.李明playsbasketballontheweekends.Itsnowsineverywinter.主语+动词单三+其他.Hewenttoworkbybusyesterday.ShewatchedTVlastnight
5、.李明playedbasketballthreedaysago.Itsnowedinlastwinter.主语+动词过去式+其他.主语是第一,二人称及第三人称复数(否定句)Idonotgotoworkbybuseveryday.youdonotwatchTVeverynight.wedonotplaybasketballontheweekends.Theydonothavelessonseverymoring.主语+do+not+动词原形+其他Ididnotgotoworkbybusyesterday.youdidnotwatchT
6、Vlastnight.Wedidnotplaybasketballlastweekend.Theydidnothavelessonstwodaysago.主语+did+not+动词原形+其他主语是第三人称单数(否定句)Hedoesnotgotoworkbybuseveryday.ShedoesnotwatchTVeverynight.李明doesnotplaybasketballontheweekends.Itdoesnotsnowineverywinter.主语+does+not+动词原形+其他Hedidnotgotoworkby
7、busyesterday.ShedidnotwatchTVlastnight.李明didnotplaybasketballthreedaysago.Itdidnotsnowinlastwinter.主语+did+not+动词原形+其他一般现在时一般过去时肯定句主非单三+V原形+其他. 主+V过去式+其他.主单三+V单三否定句主非单三+do+not+V原形+其他. 主+did+not+V原形+其他.主单三+does疑问句Do+主非单三+V原形+其他?Did+主+V原形+其他?Does+主单三Exe:1.Weoften____
8、_______(play)intheplaygound.2.He_________(get)upatsixo’clock.3.__________you_________(brush)yourteetheverymorning.4.W
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