-- Is it your brother playing football outside? -- It ________ be him. He is helping mother with dishes now.
#76128
A
must
B
can’t
C
mustn’t
D
can
推荐题目
(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
(2012·全国卷Ⅱ)I'm going to Europe on vacation together with John if I ________ find the money.
#62395
A
can
B
might
C
would
D
need
--- Where is Jack? I can’t find him anywhere.--- He ______ his homework upstairs.
#63513
A
might have done
B
must have done
C
might be doing
D
must do
—Are you going to Guilin by plane?—It’s fast but expensive, so I’m not sure. I __________ take a train.
#77500
A
should
B
may
C
must
D
will