—You were out when I dropped by your hou
题型:选择题
问题:
—You were out when I dropped by your house.
—Oh, I ______ for a friend from England at the airport. [ ]
A. was waiting
B. had waited
C. am waiting
D. have waited
—You were out when I dropped by your house.
—Oh, I ______ for a friend from England at the airport. [ ]
A. was waiting
B. had waited
C. am waiting
D. have waited