Don’t use water to put out the fire if oil catches fire. As is known, oil ____ float on water.
#63170
A
shall
B
must
C
may
D
will
推荐题目
E-Commerce ______ mislead customers at times even though it's more convenient and faster in general.
#62706
A
shall
B
should
C
can
D
must
— Must we wear our school uniform this afternoon?— No, you. All of us will go on an outing.
#75739
A
mustn't
B
can't
C
needn't
D
couldn't
I'm going to Europe on vacation together with John if I ________ find the money.(2012·全国Ⅱ)
#62442
A
can
B
might
C
would
D
need
— I can’t get through to the general manager’s office.—The line is busy. Someone ________ the telephone.
#76155
A
must have used
B
could use
C
could have used
D
must be using
----You needn’t take an umbrella. It isn’t going to rain.----Well, I don’t know. It_____do.
#74161
A
may
B
must
C
should
D
can