第32题: [单项选择]The accuracy of scientific observation and calculations is always {{U}}at the mercy of{{/U}} the scientist's timekeeping methods. A. under the control of B. within the kindness of C. beyond the reach of D. out of the control of 参考答案:A 答案解析:[分析] 固定搭配
at the mercy of表:受……支配;而选项A.under the control of受……的控制;因此A为答案。
第33题: [单项选择]起自冈下窝,止于肱骨大结节的肌是() A. 三角肌 B. 冈上肌 C. 冈下肌 D. 小圆肌 E. 大圆肌 参考答案:C