皮皮学，免费搜题
登录
搜题
【单选题】
下列关于丙酮性质叙述错误的是A.
丙酮是最简单的酮
B.
无色、易挥发、易燃的液体，有特殊香味
C.
丙酮是糖代谢的中间物质，正常人血液中丙酮的含量很高
D.
I2+NaOH鉴别尿中的丙酮
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】自动售票机主要由哪些部件组成?
【单选题】A dog enthusiast took home two puppies from the dog shelter. He fed one of the puppies super-premium canned dog food, while he fed the other a generic brand from the grocery store. The dog fed on the ...
A.
A dog will sometimes gain more weight when eating inferior-quality food because he must eat more of it to obtain the nutrients he needs.
B.
The dogs were of mixed breeds and appeared to be descended from dogs of different sizes.
C.
Both dogs ate all of the food given to them at each serving.
D.
The dog enthusiast did not give the two dogs equal amounts of their respective foods.
E.
The dog who received the super-premium dog food suffered from a digestive system disorder that hindered his growth.
【简答题】请听录音，填入所缺的单词！A: Danke für Ihre Auskunft!B: __________________.（提示：注意大小写，不需要另加标点）