(年(春)重庆市高三考前冲刺测试卷)3. May I see your ticket please? I think you _____ in my seat.--Oh, you are right. I'm terribly sorry.
All ___ can be done has been done.
The train __ for five minutes by the time we got there.
It ___ to be raining when we went to see him off at a railway station.
---I left my pen at home. ---___! Use mine.
My father promised that he ___ me a ten-speed bicycle as a present.