---- Did you visit the Big Ben in London?---- No, we ______ it, but we spent too much time shopping.
#90301
A
could visit
B
could have visited
C
must ahave visited it
D
can have visited
推荐题目
Had he studied harder, he______the final exams.
#86510
A
would pass
B
could pass
C
had passed
D
would have passed
 If he ___ me his telephone number yesterday, I ___ able to ring him up now.
#87224
A
told, would be
B
had told, would have been
C
had told, would be
D
told, am
One ought _____ for what one hasn’t done.
#90204
A
not to be punished
B
to not be punished
C
to not punished
D
not be punished
 The doctor recommended that you ________ swim after eating a large meal.
#86547
A
wouldn't
B
couldn't
C
needn't
D
shouldn't
 The work ____ be finished in such a short time . 
#89765
A
wasn''t able to
B
couldn''t
C
ought
D
could