早教吧 育儿知识 作业答案 考试题库 百科 知识分享

It ___ten years since i taught in the schoolA is B was C has D is

题目详情
It ___ten years since i taught in the school
A is B was C has D is
▼优质解答
答案和解析
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 ...