In the last paragraph, the author tries to be________.

In the last paragraph, the author tries to be________. A.polite B.friendly C.pra

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第44题应填__________

第44题应填__________ A.followed B.sounded C.slowed down D.went on

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第43题应填__________

第43题应填__________ A.passed B.entered C.visited D.noticed

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I looked down at the floor and saw a piece of paper. someone

I looked down at the floor and saw a piece of paper. someone________a note under

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( )等场所应设水喷雾灭火系统。

( )等场所应设水喷雾灭火系统。A.单台容量在40MW及以上的厂矿企业可燃油油浸电力变压器 B.飞机发动机试车台的试车部位 C.高层民用建筑内燃油、燃气锅炉房

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