The factory ______ its waste into the river, but now it deals with the waste in a new way.
#77406
A
used to dump
B
is used to dump
C
used to dumping
D
is used to dumping
推荐题目
Cheating is strictly forbidden in this important exam, and students ______ bring any reference books into their classrooms, cell phones included.
#62589
A
will not
B
should not
C
mustn’t
D
need not
I’m sorry，boy ,you __________see this film. It is for adults only.
#63579
A
ought to
B
can’t
C
won’t
D
don’t
--- I promise her daughter ______ get a nice present on her birthday.---Will it be a big surprise to her?
#63411
A
should
B
must
C
would
D
shall
Personally, the job as a teacher _____ be challenging, for I sometimes _____ deal with some smarter but less diligent students.
#62557
A
can; have to
B
may; can
C
has to; may
D
ought to; must
----- I want to know if I _________ smoke here. ----- No, you ___________. Can’t you see the sign “NO SMOKING” there?
#76693
A
shall; won’t
B
may; mustn’t
C
can; needn’t
D
must; can’t