单项选择题
A.There should be three of them.B. You can set them in the corner.C.No, but I can put them in a bag for you.
A.No,I haven’t seen her.B.I’m sure he won’t mind at all.C.No,but you need to refill it first.
A.A sandwich and an apple.B.Where would you like to go?C.I think it’s your turn to do it.