Bob could have seen the famous pop star ______ yesterday morning.
#81757
A
did he come
B
if he came
C
had he come
D
if he should come
推荐题目
  ---It’s a long time since I saw my sister. ---_______________ her this weekend?
#83846
A
Why not visit
B
why not to visit
C
Why not visiting
D
Why don’t visit
_____________ that I couldn’t be absorbed in the work.
#83364
A
They made so many noise
B
So loudly they talked
C
It was so noise outside
D
Such a loud noise did they make
Maybe you have been to many interesting places, but nowhere else in China ____ such a beautiful place.
#83859
A
you can find
B
have you found
C
you have found
D
can you find
Was it not until you began to work —— how much time you had wasted?
#79964
A
did you realize
B
that you realized
C
did you not realize
D
that you didn’t realize