I usually take a bus to school, but sometimes I ______ my bicycle.
A.take B.on C.ride D.by.
Mrs. Wang needs________a rest.
A.take B.to take C.to taking D.taking
It's difficult ________about the information about earthquakes（地震）.
A.know B.to know C.knowing D.for know
—What are you doing?
—It is raining. I am ________ my umbrella.
A.looking after B.looking at
C.looking for D.look forward to
It________ me one hour________ the work.
A.takes, finishing B.spends, finishing
C.takes, to finish D.costs, to finish
Are there ________ people at the airport?
A.three hundreds B.three hundreds of
C.three hundred D.hundred of
