情景交际
A：Hello,Mr.wang.____,Is it here?
B:Is your name on the book?
A：______.
B: Here are two English books.________.
A：No,it isn’t.
B:__________.
A：Oh,it’s mine.________.
B:You’re welcome.

A．Thank you,Mr.Wang.

B．I lost my English book.

C．What about that one?

D．No,it isn’t.

E．Is this one yours?