— May I smoke here?— No, you ________. Can’t you read the sign “NO SMOKING”?
#62643
A
mustn’t
B
won’t
C
needn’t
D
Don’t have to
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Lucy’s colour ____ blue because she likes to be the leader, so it ____ red.
#77269
A
can’t be; must be
B
can’t be; mustn’t be
C
should be; must be
D
must be; can’t be
Would you mind ____ here?  Sorry, I won’t. 
#76083
A
smoke
B
smoking
C
not smoking
D
smokes
I ______ the poor rabbit, but I didn’t have the right drugs with me at that moment.
#63401
A
saved
B
had saved
C
could save
D
could have saved