One of our rules is that every student    wear school uniform while at school.
#87277
A
shall
B
could
C
might
D
will
推荐题目
All of them felt it necessary that they______ __the meeting
#86823
A
attend
B
would have attended
C
attended
D
were to attend
----If this had happened to you, what would you have done? ----Me? I ________ the alarm.
#87034
A
would turn on
B
would have turned on
C
had turned on
D
must have turned on
Water ____ be changed into vapour but it ____ be heated to its boiling point . 
#89755
A
may ; can
B
can ; must
C
may ; needn''t
D
must ; may