25. I ______ have been more than six years old when the accident happened. 
#90505
A
shouldn’t
B
couldn’t
C
mustn’t
D
needn’t
推荐题目
As it turned out to be a small house party, we _______ so formally.
#89126
A
needn’t dress up
B
didn’t have to dress up
C
might not have dressed up
D
needn’t have dressed up
—My uncle suggests I ________abroad.— I would rather you ________at home.
#87159
A
go;stay
B
went;stayed
C
go;stayed
D
went;stay
But for the traffic jam,we       long ago.
#89671
A
will have arrived
B
should
C
had arrived
D
would have arrived
---Where is my reference book? It was here a moment ago.---Someone ___ it by mistake.
#89050
A
could have taken
B
must take
C
might take
D
must have taken