---Mum, it’s late. Why are you still her
题型:选择题
问题:
---Mum, it’s late. Why are you still here?
---Dad hasn’t come back yet. I _____ for him.
A.am waiting
B.have waited
C.was waiting
D.waited
---Mum, it’s late. Why are you still here?
---Dad hasn’t come back yet. I _____ for him.
A.am waiting
B.have waited
C.was waiting
D.waited