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haven t 是什么時(shí)態(tài)

回答
瑞文問(wèn)答

2024-10-22

havent done sth, 這是現在完成時(shí)。表示某個(gè)動(dòng)作已經(jīng)完成或者是過(guò)去發(fā)生的動(dòng)作對現在造成的影響(動(dòng)作是否繼續由上下文而定)

擴展資料

  時(shí)間和動(dòng)作的種類(lèi)

  1.一般現在時(shí)(do/does)

  2.一般過(guò)去時(shí)(did)

  3.一般將來(lái)時(shí)(will/shall do),(be going to do)

  4.一般過(guò)去將來(lái)時(shí)(would/should do),(was/were going to do)

  5.現在進(jìn)行時(shí)(be doing)

  6.過(guò)去進(jìn)行時(shí)(was/were doing)

  7.將來(lái)進(jìn)行時(shí)(will/shall be doing)

  8.過(guò)去將來(lái)進(jìn)行時(shí)(would/should be doing)

  9.現在完成時(shí)(have/has done)

  10.過(guò)去完成時(shí)(had done)

  11.將來(lái)完成時(shí)(will/shall have done)

  12.過(guò)去將來(lái)完成時(shí)(would/should have done)

  13.現在完成進(jìn)行時(shí)(have/has been doing)

  14.過(guò)去完成進(jìn)行時(shí)(had been doing)

  15.將來(lái)完成進(jìn)行時(shí)(will/shall have been doing)

  16.過(guò)去將來(lái)完成進(jìn)行時(shí)(would/should have been doing)