It ___ten years since i taught in the schoolA is B wasC has D is_英语解答

It ___ten years since i taught in the school
A is B wasC has D is

人气：241 ℃　时间：2019-10-02 09:06:36

解答

D
It is + 一段时间 since .这是固定句型,“做某事已经...时间了”
It is ...也可写作It has been ...