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问题 单项选择题

( )是指物业管理企业利用物业产权人、使用人提供的商业用房，从事经营活动取得的收入。

A．材料物资销售收入
B．废品回收收入
C．商业用房经营收入
D．无形资产转让收入

答案

参考答案：C

选择题

The first thing ________ I did was to see if there were any products ________ might help me, but there only seemed to be powders ________ to kill snakes.

A．that; /; designed

B．which; that; designed

C．/; that; designed

D．/; which; design
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判断题

土石方工程按清单计价规范附录列项，包括土方工程、石方工程、土石方回填三个小节。
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