there is a knock at the door.it is the second time that some

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there is a knock at the door.it is the second time that someone _____ me this evening.
A had interrupted B would have interrupted
C interrupts D has interrupt
用完成时我知道.但我觉得主句不用过去时为何不选D?

it is the second time that someone __has interrupted
___ me this evening.
应选D,但是 interrupt 要加-ed 构成现在完成时态.

there is a knock at the door.it is the second time that some There was a knock at the door.It was the second time someone —There is a knock at the door.—---------------?A.who is that 可以说there is a knock at the door吗 listen there is a knock at the door 改为同义句 21页7.Listen ,there is a knock ------the door .It must be Tom some one is knocking at the door 同义句 —— ——a knock at the doo There is a boy ( )at the door. 选择正确的动词填空1.Is there anyone at home? at the back door.(Knock/ (It is)(There is) someone at the door. it is the first/second.time that+现在完成时 It is the second time that I______ (come)to China