麻烦老师解答：请从方框中选出下列各

请从方框中选出下列各句的应答语.

1.Excuse me,could I use your pen?
2.How long can I play soccer?
3.Is there any money in your purse?
4.What's your favorite subject?
5.How often do you write to your parents?

A.About three times a month.
B.Yes,there is.
C.Music,of course.
D.Certainly.Here you are.
E.Half an hour.