Are all the copies sold out?-----_____________ Yes,they do B.No,they don't C.Yes,they are D.No

问题描述:

Are all the copies sold out?-----_____________ Yes,they do B.No,they don't C.Yes,they are D.No

C.
问题由“are”开始,回答也用“are”

C.Yes,they are.
这些份(报纸)都卖光了?是的,全卖光了.