Don’t get on or get off the bus_____ it stops.A. because B.when C. until
----Excuse me, could you tell me howto Beijing Zoo? -----Well, you may take Bus No.27.
Where’s Tom ?His motherhim now.
Paul and I tennis yesterday. He did much better than me.
I knocked on the door butanswered.
-----Can you ride a horse? -----No,I