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第72頁(yè)

信息發(fā)布者：

I can se some signs in the library. Some signs have words. Some signs have pictures.

Look! The sign on the front wall means "No smoking". The sign beside the door means

"No eating or drinking". The signs on the desk mean "Keeping the desk clean." There

is an interesting sign. I can see a big mouth and a finger. It means "Be quiet".

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