People ______always be careful with fire， or it can be dangerous.
#76425
A
can
B
needn’t
C
must
D
shouldn’t
推荐题目
— Who’s that man over there standing in the garden? Is it Mr. White?—It __________ be him. He has gone to Shanghai on business.
#74578
A
shouldn’t
B
may
C
can’t
D
must
— It seems that Mr. Wu is standing there.— It ______ be him because he called me from Canada just now.
#75592
A
mustn’t
B
can’t
C
needn’t
D
shouldn’t
- Must I clean the Lable now? - No, you ____. You may do it later.
#76561
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t
—Susan’s parents have bought a large house with a swimming pool.—It be very expensive.
#78199
A
must
B
can
C
mustn’t
D
can’t、