—Mum, _________ I play football?
—Yes, you can. But you should finish your homework first.
A.must B.may C.will D.need
It’s snowing all day, so mybrother ______ stay at home.
A.must B.have to C must to D.has to
The two boys are fighting _______ each other.
A.on B.at C.for D.with
When will the Greens arrive _______ Nanjing.
A.at B.in C.on D.to
My mother arrives late _______ work because of the heavy rain.
A.to B.in C.for D.at
I have _______ my room every day.
A.clean B.cleaning C.to clean D.cleans
