he girl sitting next to me on the plane was very nervous, for she            before.
#36660
A
hasn’t flown
B
hadn’t flown
C
didn’t fly
D
wasn’t flying
推荐题目
--Where did you go on vacation?   --I ___________.
#37721
A
stay at home
B
am going to Beijing
C
visit my uncle
D
went to the beach
- So far, our country _____ a lot. - Yes, I agree with you.
#41794
A
change
B
changed
C
changes
D
has changed
Many people are        the countryside        the cities.
#39857
A
moveing from, to
B
moving from , to
C
move to, from
D
move to , from to