第35题: [单项选择]采用一条绳倒牛法保定牛时,胸环应经过
A. 颈部 B. 肩关节 C. 髋结节前 D. 肩胛骨后角 E. 肩胛骨前角 参考答案:D
第36题: [单项选择]The human beings have polluted the environment seriously. It is time the United Nations must take some measures. A. take B. taking C. to take D. took 参考答案:D 答案解析:[解析] 结构应用 本句考察的是虚拟语气结构。It is(about/high)time that…句型用虚拟语气,其谓语部分用一般过去时,因此D为答案。