题目内容
21、--- Are you still waiting for Mr. Brown?
--- Yes. He to a student for almost an hour.
A.was talking B.had been talking
C.is talking D.has been talking
试题答案
21、 D
相关题目
题目内容
21、--- Are you still waiting for Mr. Brown?
--- Yes. He to a student for almost an hour.
A.was talking B.had been talking
C.is talking D.has been talking
试题答案
21、 D