问题
单项选择题 A1/A2型题
尿液久置后尿胆原可氧化为（）
A.尿胆素
B.尿胆红素
C.尿乙酰乙酸
D.尿β酰丁酸
E.尿亚硝酸盐
答案
参考答案：A
解析：无色尿胆原经空气氧化及光线照射后转变成黄色的尿胆素。
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尿液久置后尿胆原可氧化为（）
A.尿胆素
B.尿胆红素
C.尿乙酰乙酸
D.尿β酰丁酸
E.尿亚硝酸盐
参考答案：A
解析：无色尿胆原经空气氧化及光线照射后转变成黄色的尿胆素。
Mrs. Jones was over eighty, but she still drove her old car like a woman half her age. She loved driving very fast, and was 21 of the fact that she had never, in her thirty-five years of driving, been punished 22 a driving offence (犯规). Then one day she nearly 23 her record. A police car 24 her, and the policemen in it saw her 25 a red light without stopping. Of course, she was stopped. It seemed 26 that she would be punished. When Mrs. Jones came up to the judge（法官）, he looked at her seriously and said that she was 27 old to drive a car, and that the reason why she had not stopped at the red 28 was most probably that her eyes had become weak 29 old age, so that she had not seen it. When the judge had finished what he was 30 . Mrs. Jones opened the big handbag she was 31 and took out her sewing (针线). Without saying a word, she 32 a needle(针) with a very small eye, and threaded it at once. When she had successfully done this, she took the thread out of the needle again and handed 33 the needle and the thread to the judge, saying, “Now it is your 34 . I suppose you drive a car, and that you are quite sure about your own eyesight.” The judge took the needle and tried to thread it. After half a dozen tries, he had still not succeeded. Mrs. Jones’ record 35 unbroken.
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