下列物质及用途对应不正确的是 ABCD物质名称氢氧化铝碳酸钠氢氧

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问题选择题

下列物质及用途对应不正确的是

答案

答案：C

题目分析：氢氧化钠是强碱，不能做调味剂，C错。

选择题

May I have a rest? I have already finished _______ the report. [ ]

A. write

B. writing

C. to write

D. written

单项选择题

Tenderingand bidding activities shall follow the principles of ______, fairness, impartiality and trustworthiness.

A．reliable
B．dependent
C．secret
D．openness