问题
选择题
— 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
答案
答案：A
搜题请搜索小程序“爱下问搜题”
— 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
答案：A