第26题: [单项选择]交接于足小趾端的两条经脉是() A. 足少阳经与足厥阴经 B. 足太阴经与手少阴经 C. 足阳阴经与足太阴经 D. 足太阳经与足少阴经 E. 足太阴经与足厥阴经 参考答案:D
第27题: [单项选择]Differences in positions adopted by oxygen and hydrogen atoms account for variations in the structure of different forms of ice. A. are caused by B. explain C. derive from D. constitute 参考答案:B 答案解析:account for意为“解释”。A选项:由……引起。B选项:解释。C选项:来源于……。D选项:构成。