第17题: [单项选择]What is the key to controlling the disease( ). A. Providing them with qualified doctors. B. Keeping people away from sick people. C. Keeping people away from sick chickens. D. Providing them with sufficient medicines. 参考答案:C 答案解析:
细节判断题。新闻最后提到:控制该病的关键是使人远离患病的鸡禽。
第18题: [单项选择]蝶腭动脉 A. 穿过棘孔的动脉分支是 B. 穿过下颌孔的动脉分支是 C. 穿过眶下孔的动脉分支是 D. 穿过切牙孔的动脉分支是 E. 穿过蝶腭孔的动脉分支是 参考答案:E