He commanded the students ______ the classroom before he returned.
#86720
A
did not leave
B
leave not
C
not to leave
D
not leaving
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My father ______ you a lift, even if he didn’t plan to take that way.
#89018
A
must have given
B
might have given
C
should have given
D
can’t have given
I don’t think he_______ a new bike. 
#89869
A
need to buy
B
needs buy
C
need
D
need buy