问题
单项选择题 A1/A2型题
纤维蛋白原含量测定方法为（）。
A.Clauss法
B.PT衍生法
C.免疫学方法
D.A和B
E.以上均不正确
答案
参考答案：C
解析：Clauss法和PT衍生法测定的是纤维蛋白原的功能；免疫学方法测定的是纤维蛋白原的含量。
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纤维蛋白原含量测定方法为（）。
A.Clauss法
B.PT衍生法
C.免疫学方法
D.A和B
E.以上均不正确
参考答案：C
解析：Clauss法和PT衍生法测定的是纤维蛋白原的功能；免疫学方法测定的是纤维蛋白原的含量。
One day, our teacher, Mr. Sims, announced that the destination of the seventhgrade field trip would be the amusement park. The classroom buzzed with ____ as the girls discussed what they would wear and what they should bring with them. I sat back and listened, ____ that my parents did not have the money to send me. It made me ____ to feel so leftout. But not Danny. He ____ told everyone that he wouldn't be going. When Mr. Sims asked him why, Danny stood up and ___， “It's too much money for me right now. My dad hurt his back and has been out of ____ for a while. I can't ask my parents for money.” Sitting back down in his seat, Danny held his head up proudly, even though ____ had begun. I could only shrink in my ____， and surely those whispers must be about me if they found out I would not be going either. “Danny, I'm very proud of you for understanding the ____ that your parents are in. Not every student of your ____ has that ability，” Mr. Sims replied. ____ not everyone accepted Danny after that day, he won ____the respect of many of us. I was especially ____ by how he didn't back down under peer pressure. For so long, I could never ____ to my friends that I couldn't afford to go there. ____， in order to continue to ____ in, I lied about why I couldn't do things and ____ with excuse after excuse. By standing up and admitting he was poor, Danny changed my life. His selfconfidence made it ____ for all of us to understand that what his parents had or didn't have did not ____ who he was. After that, I no longer felt I had to lie about my family's situation. And Danny, ____ because of his courage and honesty than his great looks, is someone I will never forget.
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