I______often go fishing when I lived in the countryside. 
#89944
A
should
B
would
C
could
D
might
推荐题目
—Did you visit the museum today?—No. We _____ it, but we spent too much time shopping.
#87259
A
could have visited
B
must have visited
C
could visit
D
must visit
--Must we hand in our homework now?---No, you ___. You ___ hand them in before Friday.
#88933
A
mustn’t , can
B
needn’t, can
C
can't , can
D
mustn’t, must
They urged that the library ______ open during the vacation.
#86800
A
must be kept
B
is kept
C
would be kept
D
be kept