One of our rules is that every student       wear school uniform while at school.
#63503
A
might
B
could
C
shall
D
will
推荐题目
--- _______ I come back before 6 o’clock?---No,you _______.But you _______ be back later than 7 o’clock.
#76770
A
Need;must;must
B
May;mustn’t;can’t
C
Can;can’t:can’t
D
Must;needn’t;can’t