题目内容
---You were out when I dropped in at your house.
--- Oh, I ____ for a friend from England at the airport.
A. was waiting B. had waited
C. am waiting D. have waited
A
解析:
略
练习册系列答案
相关题目
题目内容
---You were out when I dropped in at your house.
--- Oh, I ____ for a friend from England at the airport.
A. was waiting B. had waited
C. am waiting D. have waited
A
略