—I can’t stop smoking, doctor.— For your health, I’m afraid you________.
#77297
A
must
B
have to
C
will
D
can
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—Who bought you the fresh flower?—It’s from my girlfriend, if you ______ know.
#62251
A
have to
B
must
C
will
D
might
(2013·安徽师大附中高三七模)Don't use water to put out the fire if oil catches fire. As is known, oil ________ float on water.
#62449
A
shall
B
must
C
may
D
will
---Will you stay at home until your sister comes back? ---Sorry, I _______. I have a meeting and have to go in ten minutes.
#77351
A
can’t
B
won’t
C
mustn’t
D
needn’t
-There is someone knocking at the door.- It ______ be Jimmy, he has gone to ShangHai .
#75858
A
needn’t
B
mustn’t
C
can’t
D
may not
— What does the sign over there say?— No person ______ enter the area without the official permission.
#63455
A
shall
B
may
C
must
D
will