1 often take a bus to school, but _____I go to school by bike.
—Have you solved your problem ?—No, I really don’t know______A. how to do with B. what to do C. what can I do
—Excuse me, could you tell me______?—Certainly ,it’s over there along the street .A. where the nearest post office isB. where is the nearest post office C. the nearest post office is where
—A travel may be good for your health .—Maybe, but I have ______ money______ time to do that .A. neither; nor B. both; and C. either; or
In some places trees ______ to stop the wind from blowing the earth away.A. will plant B. planted C. are planted
When I knocked at the door , I heard her______ in the room .A. sings B. singing C. to sing