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
—David is often absent from class.—Tell him he ________ answer for it if he goes on behaving like that.
#62331
A
shall
B
might
C
would
D
can
–I have packed your luggage for you need to rise early tomorrow. --Thanks. You ______ that. I am a big girl now and I can manage it, Mum.
#62529
A
needn’t do
B
needn’t have done
C
mustn’t do
D
shouldn’t have done
—Do you think the rain will affect the football match?—The players are used to such rainy weather, so it ______ make any difference to them.
#63058
A
shan't
B
shouldn't
C
needn't
D
mustn't
According to our school rules, students ________ not carry mobile phones when taking a exam.
#62612
A
will
B
may
C
shall
D
need
—_______ you read the words in English? —No, I can’t. They are too difficult for me.
#76415
A
Must
B
May
C
Can
D
Need