一般现在时和一般过去时的区别

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.YouExe: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__________(be)ababylonglongago.8.We__________(be)athomelastnight.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(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？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:Iwenttoworkbybusyesterday.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.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.youdidnotwatchTVlastnight.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Hedidnotgotoworkbybusyesterday.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___________(play)intheplaygound.2.He_________(get)upatsixo’clock.3.__________you_________(brush)yourteetheverymorning.4.What____(do)heusually____(do)afterschool?5.Danny____(study)English,Chinese,Maths,ScienceandArtatschool.6.I_________(have)anexcitingpartylastweekend.7.What________Tom________(do)onSaturdayevening?He________(watch)TVand__________(read)aninterestingbook.8.Theyall_________(go)tothemountainsyesterdaymorning.9.She_________(notvisit)herauntlastweekend.She________(stay)athomeand_________(do)somecleaning.10.When________you_________(write)thissong?I__________(write)itlastyear.