题目内容
9、--- Has Sam finished this homework today?
--- Yes. He it this morning.
A. did B. has done C. was doing D. had done
试题答案
9、A
相关题目
题目内容
9、--- Has Sam finished this homework today?
--- Yes. He it this morning.
A. did B. has done C. was doing D. had done
试题答案
9、A