—Look at the sign! —Oh, I see.We _______ waste water.
#77631
A
can
B
must
C
mustn’t
D
needn’t
推荐题目
–Someone is knocking at the door. Who ______ it be? --It be Victor. He has gone to London yesterday.
#74530
A
can; mustn’t
B
can ; can’t
C
will; must
D
may; mightn’t
In China's countryside, villagers often have the same family name, but ________ not be closely related.
#62201
A
need
B
shall
C
must
D
may
You needn’t have come in person --- a letter _____enough.
#63450
A
would be
B
is
C
would have been
D
was
--Just a minute. I’ll go to get some apples for you.--Thanks, but you get too many. One is enough.
#78177
A
can’t
B
needn’t
C
may not
D
mustn’t