第16题: [单项选择]皮毛加工厂的工人最容易感染的细菌是() A. 大肠埃希菌 B. 霍乱弧菌 C. 炭疽芽孢杆菌 D. 金黄葡萄球菌 E. 腔隙莫拉菌 参考答案:C 答案解析:炭疽主要是牛、羊等的传染病,人可通过接触或摄食病畜及畜产品而感染。人类感染炭疽后以皮肤感染多见。
第17题: [填空题]We have no obligation to save those institutions which cannot reduce rising costs or increasing revenues significantly. 参考答案:N 答案解析:[分析] Efforts to save them,and preferably to keep them private,are a national necessity.