SINCE用在现在完成时句子时,现在完成时的动词要用延续行为动词,SINCE后跟过去时句子.这里说的过去时是指一般过去时一种吗?It's three years since he has worked there.和

SINCE用在现在完成时句子时,现在完成时的动词要用延续行为动词,SINCE后跟过去时句子.这里说的过去时是指一般过去时一种吗?It's three years since he has worked there.和
It's three years since he worked there.第二句对吗?since不是只用于完成时吗?
英语人气:865 ℃时间:2019-08-26 07:06:40
优质解答
都不对
It has been three years since he worked there
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