As nobody here knows what is wrong with the machine, we send for an engineer to handle the problem．
#63675
A
should
B
must
C
can
D
would
推荐题目
---- Where are you going for the weekend?---- I haven’t decided yet. I _______ go fishing with my friends.
#63005
A
should
B
might
C
can
D
must
-------May I take my pet dog with me into the cinema? -------The rule says no. So you ______.
#76399
A
can
B
must
C
can’t
D
may not