1、主动语态与被动语态结构表格时态名称 主动语态 被动语态 标志性词语1一般现在时V/V单三 am/is/are + Vp.p. always, often, usually, sometimes, every day, never, seldom2一般过去时Vp.Used to + VWould + Vwas/were + Vp.p. yesterday, the day before yesterday,ago,last week/month/year3一般将来时will/shall + Vam/is/are + going to + V1) will/shall + be + Vp.p.2)
2、 am/is/are + going to + be + Vp.p.tomorrow, the day after tomorrow,next week/month/year,in time4现在进行时am/is/are + V-ingam/is/are + being + Vp.p.now, at the moment, at present,these days, nowadays5过去进行时was/were + V-ing was/were + being + Vp.p.while/when/as , at that time6现在完成时have/has + Vp.p. have/has + been + Vp.p.just, recently/lately, for, since,ever, never,up to/till now, so far，from then on7过去完成时had + Vp.p. had + been + Vp.p. before, by the end of , after8过去将来时would/should + V would / should + be + Vp.p.主要用于宾语从句9含有情态动词的句子must/can/may /should + Vmust/can/may/ should+ be+Vp.p.
