常见时态的标志词

常见时态的标志词(重点现在完成时)

★?一般现在时：do / does (被动：is / am / are done)

often, usually, always, sometimes, never, seldom, every week/day/year/month..., once a week, on Sundays

★?一般过去时：did (被动：was / were done)

ago, yesterday, the day before yesterday, last week/year/night/month..., in 1989, just now, at the age of five, one day, ago, long ago, once upon a time, then(那时), on that day, in the past

★?现在进行时：is / am /are doing (被动：is / am / are being done)

now, at this time, these days, Listen! Look! at this moment/time

★?过去进行时：was / were doing (被动：was / were being done)

at this time yesterday，at that time或"when + 一般过去时从句", at 1:00 last night

★?现在完成时：has / have done (被动：has / have been done)

recently?(the recent years), already, before, just(刚刚，just now用一般过去时),?ever(曾经), never, (as) yet(迄今为止), lately, so far,?for+时段, since+时间点(since引导的句子用一般过去时时态),?(up to) these days/weeks/months/years, ever since(从那时到现在), till/until now, up to now/present, since then, once, twice, three/four times..., on several occasions, during/in/over?the (last/past) (few)?days/weeks/months/years, in the past, It’s the first?/ second / ... / last?time that…

★?过去完成时：had done (被动：had been done)

before, by the end of last year/term/month...(与将来完成时比较)

★?一般将来时：will do (被动：will be done)

tomorrow, next day/week/month/year..., soon, in a few minutes, by..., the day after tomorrow, in the future

★?过去将来时：would do (被动：would be done)

the next day/morning/year...,?the following month/week...

★ 将来完成时：will have done (被动：will have been done)

by the end of next week/term/month...(与过去完成时比较)