Don't use water to put out the fire if oil catches fire. As is known, oil ________ float on water.
#62205
A
shall
B
must
C
may
D
will
推荐题目
——I haven’t got a camera.——I think you should buy_______. It’s useful for you.
#77020
A
one
B
this
C
that
D
it
---- Is Ann knocking at the door?--- No, it ______ be Ann. She has gone to Beijing.
#76806
A
can’t
B
mustn’t
C
needn’t
D
may not
---Let's go to the train station by bus.---We______take a bus. It is quite near from here.
#74313
A
can't
B
needn't
C
couldn't
D
mustn't
My sister met him at the cinema yesterday afternoon, so he your lecture.
#63160
A
couldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
shouldn’t have attended
----Shall I go and buy two more bottles of beer? ----No, I’ve already bought them yesterday. That be enough for us two.
#62766
A
can
B
may
C
should
D
might