A：Good afternoon，Madam!

B：Good afternoon! ____21____.

A:Yes. Do you have a book on football?

B:___22____We’ve just got a new book on football. You’ll like it.

A:Great!___23____.

B:Two weeks.

A:Can I keep it a little longer?

B:____24____But you’ll have to come and renew(续借)it if you can’t finish it in time. Here’s the book.

A:____25_____.

21~25题答案为共同选项

B:    You’re welcome.

A.    Yes, you can.

B.    Oh，you’re lucky.

C.    May I help you?

D.    It doesn9t matter.

E.    No，you mustn’t.

F.    Thank you!

G.    How long may I keep the book?