It is requested that each of the teachers invited ______ a performance at the party. 
#86930
A
give
B
will give
C
has to give
D
must give
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— Shall I give you a ride as you live so far away ?— Thank you. _______.
#90554
A
It couldn’t be better
B
Of course you can
C
If you like
D
It’s up to you
. He __________ full marks, but he was so careless as to make a spelling mistake.
#88166
A
must have gained
B
can have gained
C
could have gained
D
must gain