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Welcome to the unit

B  Amy and her cousin Shirley are discussing what they should and

should not do in the library.Work in pairs and discuss what we should

and should not do in a public place.Use the conversation below as a model.

Shirley: Can we chat in the library?

Amy: I'm afraid not.We should keep quiet.

Shirley: Anything else?

Amy: Don't drop litter everywhere.Always keep the library clean.

Shirley: I see.Can we eat in the library?

Amy: No, we can't eat there.

Shirley: Can we write in the books?

Amy: No, we shouldn't write in the books, and we should put them back after reading.