作业帮16种时态的构成（全部）
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16种时态的构成（全部）
16种时态的构成（全部）
16种时态的构成（全部）
一、现在一般时：Sub do Obj
例句：I go to school everyday.
二、过去一般时：Sub did Obj + 表示过去的状语
例句：Tom suddenly fell in yesterday.
三、将来一般时：Sub will (shall) do Obj + 表示将来的状语
例句：He will come next week.
四、过去将来一般时：Sub would (should) do Obj
例句：You knew I would come.
五、现在完成时：Sub has done Obj
例句：The car has arrived.
六、过去完成时：Sub had done Obj + 表示过去时间的状语
例句：I had finished my homework before supper.
七、将来完成时：Sub will (shall) have done Obj +表示将来的状语
例句：I shall have finished reading the book by the end of this week.
八、过去将来完成时：Sub would have done Obj +表示过去将来的时间状语
例句：The day was drawing near when we would have completed the reservoir.
九、现在进行时：Sub be doing Obj
例句：What are you doing now,John?
十、过去进行时：Sub was doing Obj
例句：I was practising the violin at eight o’clock yesterday evening.
十一、将来进行时：Sub will be doing Obj + 标将来的时间状语
例句：What will you be doing this time tomorrow?
十二、过去将来进行时：Sub would be doing Obj
例句：John told us that Mary would be coming next day.
十三、现在完成进行时：Sub has been doing Obj + 状语
例句：I have been writing letters all this morning.
十四、过去完成进行时：Sub has been doing Obj + 表示过去时间的状语
例句：The telephone had been ringing for three minutes before it was answered.
十五、将来完成进行时：Sub will (shall) has been doing Obj + 表示将来某一时间的状语
例句：The play is coming off in August.By then the play will have been running for three months.
十六、过去将来完成进行时：Sub would has been doing + 状语
例句：He said that by the end of the Spring term he would have been studying English for three years.