第30题: [单项选择]有关组织的氧供,以下叙述哪项不当( ) A. PO系指溶解在血浆中的氧所产生的压力 B. 呼吸空气时,每100ml血液中仅能溶解氧约O.3ml C. 血氧分压与组织供氧情况有直接关系 D. 组织供氧直接取决于血氧饱和度的高低 E. 每克血红蛋白完全与氧结合,可携带1.34ml的氧 参考答案:D
第31题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. To the bookstore. B. To the fresh fruit shop. C. To the vegetable shop. D. To the supermarket. 参考答案:D 答案解析: [听力原文] M: What do you want me to get I’m ready to go now. W: Pick
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