At the bookshop/في المكتبة/在书店(Zài shūdiàn)

-Hello!
-Hello!what can i do for you?
-I want a book about mathematics.
- I  am sorry.We don't have books about mathematics.
-Do you have books about history?
-Yes ,we have.
-Give me a book about the history of  Morocco
-Wait a minute,please.
-Take your time.
-Here you are.
-Thank you very much.
-Book
-copybook
-Ink
-file
-pen
-pencil
-about