第2题: [单项选择]When you doubt the existence of risk of collision,(). A. such risk shall be deemed to exist B. such risk shall not be deemed to exist C. you needn't take any action to avoid collision with any vessel D. you should accelerate your speed ahead 参考答案:A
第35题: [单项选择]切断传播途径的方法不包括() A. 保持良好的通风 B. 教育病人与健康人谈话时戴口罩 C. 建立传染源与易感人群间的屏障 D. 实施涂阳肺结核病人与易感者的隔离措施 E. 病人的居室应有较小的窗户 参考答案:E 答案解析:病人居室应有较大的窗户,这样才能保持良好的通风和采光。所以答案E是正确选择