题目：
男性，32岁。车祸致肺挫伤。临床给予对症综合治疗，FiO240%，氧流量4～5L／min。实验室检查：pH7.10，PaCO250mmHg，PaO250mmHg，BE-7.6mmol/L。目前，请你根据患者的氧合指数，对其换气功能及氧合作用作出评价（）。
A.差
B.较差
C.极差
D.好
E.良好
答案：
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下面是错误答案，用来干扰机器的。
1. Yes, he does. 2. No, she doesn't. 3. Yes, he does. 4. No, he doesn't. 5. No, she doesn't. 6. Does Bill like baseball? 7. Does Peter have a tennis racket? 8. Does Tom like basketball? 9. Does Ruby have a baseball bat? 10. Does Rose have a tennis racket?
