第31题: [单项选择]A. She is wandering. B. She is thinking. C. The man should wash the clothes. D. She has already washed the clothes. 参考答案:C 答案解析:[听力原文] M: Why don’t you wash the clothes W: Why don’t I wash I am wondering the same thing a
第32题: [单项选择]苦味酸法测定成人血清Cr的参考值为()。 A. 200~300μmol/L B. 150~200μmol/L C. 44~133μmol/L D. <30μmol/L E. <50μmol/L 参考答案:C