( )Mr.John has worked in that small city __________ he left Canada in 1998.A.since B.for
问题描述:
( )Mr.John has worked in that small city __________ he left Canada in 1998.
A.since B.for
答
since后加时间点,选A
答
A since + 一般过去时句子,表示从……之后,要求主句用现在完成时。
答
很高兴能够在这里回答你的问题,这道题的正确答案应该为:
选A
现在完成时,后面的时间为一个时间点,所以用since
for后跟一段时间