Study hard, _____you will get better grade.
A、or B、and C、because
He pretends _______this thing.
A、not know B、not knowing C、not to know
Tom, your hair is too long. Would you please get your hair ?
A、cut B、to cut C、be cut
I would rather_________the chance than_________her.
A、not to take, to hurt
B、not take, hurt
C、not taking, hurting
What if ____________back?
A、he come B、he comes C、does he come
Lily said there a heavy rain the next day.
A、will have B、would have C、would be