—Must I make a phone call to him now?  —No, you________. You ______ write an email.
#76090
A
mustn’t; may
B
may not; must
C
shouldn’t; must
D
don’t have to; may
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---May we leave the classroom now?---No, you      . You       to leave until the bell rings.
#75743
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed
I have lost one of my gloves. I __________it somewhere.
#63181
A
must drop
B
must have dropped
C
must be dropping
D
must have been dropped