Jack _______ yet last night, otherwise he _______ me.
#89893
A
mustn’t have arrived; must have phoned
B
can’t have arrived; would have phoned
C
may have arrived; need have phoned
D
shouldn’t have arrived; can have phoned
推荐题目
Driving on the highway ______ be very dangerous, so you ______ be too careful.
#87841
A
should; ought to
B
could; should
C
might; mustn’t
D
can; can’t
The professor gave orders that the test _______ before 10:30.
#89153
A
will finish
B
will be finished
C
be finished
D
shall finish