过去过去现在现在时态分类将来将来一般过去时一般过去时过去进行时过去进行时一般现在时一般现在时现在进行时现在进行时现在完成时现在完成时一般将来时一般将来时她昨天做了作业。Shedidherhomeworkyesterday.她昨天没做作业。Shedidn’tdoherhomeworkyesterday.她昨天做作业了吗？Didshedoherhomeworkyesterday?一般过去时:PastSimple概念:表示过去发生的动作结构:主语+动词过去式标志语：yesterday、...ago、in1992、lastweek/month…昨晚8点，她正在做作业。Shewasdoingherhomeworkat8:00yesterdayevening.昨晚8点，她没在做作业。Shewasn’tdoingherhomeworkat8:00yesterdayevening.昨晚8点，她正在做作业吗？Wasshedoingherhomeworkat8:00yesterdayevening?过去进行时:PastProgressive概念:表示过去正在发生的动作结构:be(was，were)+doing标志语：at8:00yesterday、yesterdayafternoon她每天都做作业。Shedoesherhomeworkeveryday.她每天都不做作业。Shedoesn’tdoherhomeworkeveryday.她每天都做作业吗？Doesshedoherhomeworkeveryday?一般现在时:PresentSimple概念:表示习惯、经常性的动作结构:主语+动原、动s/es（三单）标志语：usually、often、never、sometimes、onceaweek、twiceamonth、everyyear她正在做作业。Sheisdoingherhomework.她没在做作业。Sheisn’tdoingherhomework.她正在做作业吗？Isshedoingherhomework?现在进行时:PresentProgressive概念:表示现在正在发生的动作结构:be(is,am,are)+doing标志语：Look!、Listen!、now她已经做完作业了。Shehasdoneherhomeworkalready.她还没完成作业。Shehasn’tdoneherhomeworkyet.她已经完成作业吗？Hasshedoneherhomework?现在完成时:PresentPerfect概念:表示已经发生的动作并对现在造成了一定的影响结构:主语+has/have过去分词标志语：already、yet、ever、never、since…、for…、她今晚做作业。Shewilldoherhomeworkthisevening她今晚不做作业。Shewon’tdoherhomeworkthisevening.她今晚做作业吗？Willshedoherhomeworkthisevening?一般将来时:FutureSimple概念:表示将要发生的动作结构:主语+will动词原形be(is、am、are)goingtodo标志语：tomorrow、in..、next…1．He______swimmingintherivereverydayinsummer.(go)2.It________youareright.(seem)3.Look,thechildren____________basketballontheplayground.(play)4.He____________totheradiowhenIcamein,(listen)5.Itisverycold.Ithinkit_________.(rain)goesseemsareplayingwaslisteningwillrain6.Ineedsomepaper.I___________someforyou.(bring)7.Ican’tfindmypen.Who______it?(take)8.Hesaidthathe______backinfiveminutes.(come)9.Mymother____________(notdo)houseworkyesterday.10.I______mybike,soIhavetowalktoschool.(lose)willbringtookcamedidn’tdolost11.He______downandbegantoreadhisnewspaper.(sit)12.Heisveryhungry.He_____________anythingforthreedays.(noteat)13.I________withyouifIhavetime.(go)14.Wewillgotothecinemaifit______fine.(be)15.Iwilltellherthenewswhenshe______toseemenextweek.(come)sathasn’teatenwillgoiscomes16.When______you______thecar?In1998.(buy)17.We_________goodfriendssincewemetatschool.（be）18.What______you______atfiveyesterdayafternoon?(do)19.Thebikeisnice.Howmuch______it______?(cost)20Theboyishappybecausehe___________(sell)outallthenewspapers.didbuyhavebeenweredoingdoescostsold
