One of the National Health Regulations is that public schools ______ actively create conditions for sports facilities opened to the public.
#62753
A
shall
B
will
C
might
D
could
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I was really anxious about you. You______ home without a word.
#63295
A
mustn’t leave
B
shouldn’t have left
C
couldn’t have left
D
needn’t leave
Lucy’s colour ________blue because she likes to be the leader, so it __________red.   
#77316
A
can’t be, must be
B
can’t be, mustn’t be
C
should be , must be
D
must be, can’t be