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第24页

信息发布者：

It means"Keep Quiet". We can

find it in the library.

It means "Be Careful".

We can find it in the construction site.

It means "No Parking".

We can find it at the school gate.

It means "No Touching".

We can find it in the museum.

It means"No Fishing".

We can find it near the river.

It means "No Smoking".

We can find it in public places.

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