It has been announced that students _______ remain in their seats until all the papers have been collected.
#63427
A
can
B
may
C
will
D
shall
推荐题目
Mr. Bush is on time for everything. How _______ it be that he was late for the opening ceremony?
#76235
A
should
B
can
C
may
D
must
If the students who killed themselves had only been more confident, their deaths ________.
#63688
A
need have been avoided
B
must have been avoided
C
might have been avoided
D
will have been avoided
Susan’s parents have bought a large house with a swimming pool.It be very expensive.
#76457
A
must
B
can
C
mustn’t
D
can’t