11.A:I have a piece of good news to tell you,Mary.
B:Oh,(51)What is it?
A:A new library has been open in our city,and there are many books there.
B:Really?( 52)What time is it open?
A:It's open at 8:00in the morning and closed at 6:00in the afternoon.
B:(53)Have you been ever there?
A:Yes,I went there yesterday.
B:(54)Where is the library?
A:It's in No.7building,Center Street.(55)Do you want to go there?
B:Yes,I want to go there tomorrow.Would you like to go with me?
A:Of course.Let's meet at our school gate tomorrow.
B:OK.See you!
A:See you!