碱性苦味酸与肌酐的红色反应叫做J曲氏反应，有一些非肌酐物质也_爱下问搜题

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问题单项选择题

碱性苦味酸与肌酐的红色反应叫做J曲氏反应，有一些非肌酐物质也可产生Jaffe阳性反应，它们叫做非肌酐色原，下列物质不属于非肌酐色原，但除外的是（）。

A．丙酮

B．乙酰乙酸

C．丙酮酸

D．胆红素

E．果糖

答案

参考答案：D

补全对话，情景问答

阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话，并将其序号填入题前括号内。

A. I've gone to a paper factory.
B. That would be fine.
C. That's terrible!
D. Yes, of course.
E. Good idea!
F. The river has become very dirty.
G. I've been to a paper factory.

A: Where have you been, Fang Li ? I called you, but you weren't in your office.
B: 1.
A: What did you do there?
B: I found out that the factory was pouring waste water into the river near it. 2.            Lots of fish have died.
A: 3.
B: Do you think "Greener China" can do something?
A: 4.             We can write a story about it to the TV station and the newspaper.
B: 5.               Businessmen are afraid of newspapers and TV stations.

多项选择题

按宴会规格划分可分为（）。

A.正式宴会

B.便宴

C.国宴

D.中西合璧宴会