问题补充:
Mary and I have been close friends we met each other 10 years ago.
A. when
B. since
C. until
D. as
答案:
A. when
(答案→)B. since
C. until
D. as
解析:考查连词:A. when当…时候B. since自从C. until直到. As因为,句意:玛丽和我自从前认识,一直是好朋友。选B。
时间:2023-02-25 12:06:25
Mary and I have been close friends we met each other 10 years ago.
A. when
B. since
C. until
D. as
A. when
(答案→)B. since
C. until
D. as
解析:考查连词:A. when当…时候B. since自从C. until直到. As因为,句意:玛丽和我自从前认识,一直是好朋友。选B。