_____ she _____ for him for four hours before she finnally went to bed at 12?
A: Has been...waiting
B: Had been...waiting
C: Has...been waiting
D: Had...been waiting
A: Has been...waiting
B: Had been...waiting
C: Has...been waiting
D: Had...been waiting
举一反三
- We half an hour for the bus, but it has not come yet. A: have waited B: are waiting C: had been waiting D: have been waiting
- The bus came after I________for about half an hour. A: had been waited B: had waited C: had been waiting D: was waiting
- The bus came after I _____ for about half an hour. A: had been waiting B: have been waiting C: have waited D: was waiting
- By the time your plane lands tonight, I _____ at the airport for 3 hours. A: had waited B: have been waited C: had been waiting D: will have been waiting
- He ______ there for half an hour. Let's hurry! A: has been waiting B: has waiting C: was waiting D: have waited