It is three years ( ) we saw each other last year.括号中应填since.有学生问_英语解答

It is three years ( ) we saw each other last year.括号中应填since.有学生问为何不填after.

人气：380 ℃　时间：2020-02-01 09:19:24

解答

在after 引导的从句中,主句和从句必须保持时态一致,从句过去,主句也要用过去范畴的.it is明显不是过去时态.所以只能用since.