第9题: [单项选择]How many people suffered in the air crash A. 85. B. 70. C. 64. 参考答案:A 答案解析:[听力原文] W: Have you heard about the air crash that occurred last Wednesday M: Yes. The newspape
Why did they stop playing games A. Because they were tired. B. Because it was raining. C. Because they were hungry. 参考答案:B 答案解析:[听力原文] M: Look outside! The rain has stopped. F: Good. Let’s go on playing games. 对话中提
第38题: [单项选择]下列有关结合胆红素的叙述哪项是错误的 A. 水溶性大 B. 正常人主要随尿排出 C. 主要指胆红素双葡萄糖醛酸 D. 不易透过生物膜 E. 与重氮试剂呈直接反应 参考答案:B 答案解析:[解题思路] 在肝脏内胆红素结合成其双葡萄糖醛酸酯后即随胆汁排出。结合胆红素是水溶性的,不易被重吸收,所以血液中浓度很低,尿中排出量极少。因其与重氮试剂呈直接反应故又称为直接反应胆红素。