—Does your sister work as a teacher in Canada? —No, but she once  _________there for five years.
#101415
A
taught
B
had taught
C
has taught
D
would teach
推荐题目
---I’m worried about the coming driving test .--- Take it easy. You ______ hard and I am sure you can pass it.
#103645
A
are practising
B
were practising
C
had been practising
D
have been practising
— Hi, Torry, can I use your  computer for a while this afternoon? —Sorry.           .
#101813
A
It’s repaired
B
It has been repaired
C
It’s being repaired
D
It had been repaired