It is we depended in Japan.A. two years sinceB. two yesrs forC. two years whenD. two year

问题补充：

It is we depended in Japan.

A. two years since

B. two yesrs for

C. two years when

D. two years ago

答案：

(答案→)A. two years since

B. two yesrs for

C. two years when

D. two years ago

解析：本题的句型是：it is (has been)+时间+since+从句（自从….以来已有…时间了）