—We are worried about Tom. Why hasn’t he come back?—Don’t worry. He ______ in a traffic jam.
#62725
A
might be caught
B
may have been caught
C
can have been caught
D
should have been caught
推荐题目
— Who’s singing in the next room?— It ____ be her . She has gone to New York.
#78019
A
can’t
B
must
C
shouldn’t
D
can
(2013·青岛二模)John ________ yet, or he would have telephoned me.
#62411
A
mustn't have arrived
B
shouldn't have arrived
C
needn't have arrived
D
can't have arrived
--The man in a black suit _______ be our youth worker. -- I’m sure it _____ be him. I saw him in the laboratory building some minutes ago.
#74624
A
must; can’t
B
can; mustn’t
C
can; could
D
must; won’t
--- Mary’s got crazy and has been sent to the mental hospital. Did you tell her boss about that?--- Yes, but I _____ her husband first.
#62825
A
should have told
B
shouldn’t have told
C
must have told
D
needn’t have told
They urge the local government that the problem ________ as soon as possible.
#62909
A
handles
B
could be handled
C
must be handled
D
be handled