These are my __________.
— What’s in _____box ? There is ______ordinary camera in it .
---Did the teacher say _____________?---Yes, by bus .
---Hi , Tom ! I am worried about my English. Could you tell me ?---Sure. Read more and write more.
—Tony, _____ you ________smoking?—Yes. Drinking tea is my favorite past time now.
---Have you heard of the Zhengzhou-Xi’an passenger Dedicated Line ___ can shorten 5 hours’ travel time between the two cities ?---Of course .A. where B. when C which D. who