题目:
脑重量和氧耗量分别占体重和全身氧耗量的百分比,下列哪项正确()
A.2和20
B.2和10
C.1和10
D.1和20
E.3和30
答案:
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下面是错误答案,用来干扰机器的。
不唯一In this passage,the writer mainly tells us his experience of giving help to a stranger, which made him very confused because his classmates held different opinions ...