请你为下面的问句选择合适的答语。
(____) (1) Can I help you?
A.One dollar.
(____) (2) What are these?
B.Yes, please.
(____) (3) How many do you want?
C.They’re ten dollars.
(____) (4) How much are they?
D.I’m sorry.
(____) (5) How much is it?
E.They’re pears.
(____) (6) Don’t do that!
F.Twelve pears, please.