---Listen! Is Kitty in the next room? ---No, it ______ be Kitty. She has gone to Beijing.
#76364
A
may not
B
can’t
C
mustn’t
D
needn’t
推荐题目
It doesn’t often snow in my hometown in winter, but it ___be rather cold sometimes.
#63396
A
shall
B
should
C
can
D
would
—How dangerous it was!—Yes, but for the passer-by’s quick action, the girl ________.
#63100
A
was drowned
B
could have been drowned
C
had drowned
D
should be drowned
—Will you buy me a new iPod, Dad?—OK. You __________have one if you promise to take care of it.
#63381
A
might
B
must
C
could
D
shall
I __________use a clock to wake me up because at six o'clock each morning the train comes by my house.
#63362
A
couldn’t
B
mustn’t
C
shouldn’t
D
needn’t