英语语法的十六种时态 一、概况 b+Ly%&
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一般时 Xup"gYTZQ
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进行时 Kbdjd p
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完成时 -#9Hb.Q
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完成进行时 'G6M:IXno
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一般现在时 现在进行时 现在完成时 现在完成进行时 一般过去时 过去进行时 过去完成时 过去完成进行时 一般将来时 将来进行时 将来完成时 将来完成进行时 一般过去将来时 过去将来进行时 过去将来完成时 过去将来完成进行时 2}NWFM3C
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二、十六种时态的谓语形势 Y,?!"
一般时态 进行时态 完成时态 完成进行时态 现在 do/does am/is/are doing have/has done have/has been doing 过去 did was/were doing had done had been doing 将来 shall/will do shall/will be doing shall/will have done shall/will have been doing 过去将来 should/would do
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should/would be doing should/would have done should/would have been doing `PV+.V}
一般过去时的用法 AK7IPftlH
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1)表示在过去一段时间内,经常性或习惯性的动作。 Awip qDAu
When I was a child, I often played football in the street. PYOU=R%o`8
Whenever the Browns went during their visit, they were given a warm welcome. R')D~JJ<8a
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2)句型: %Ydzzr3
It is time for sb. to do sth "到……时间了" "该……了" Q|!}&=
It is time sb. did sth. "时间已迟了" "早该……了" APfD
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It is time for you to go to bed. 你该睡觉了。 +PCsp'D
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It is time you went to bed. 你早该睡觉了。 IQ&