1. (2021七下·北仑期中) 根据短文内容，用方框中所给单词的适当形式填空，每词限用一次。

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May 18 is International Museum Day(国际博物馆节). Many museums in China are to people on that day. A visit to a museum is fun and exciting. But there are also some :

* Turn off mobile phones.

* Keep quiet.

* Stay away from the works(作品)  art.

* Move carefully through the museum.

* Never drink,  or smoke in a museum.