【判断题】农田灌溉水质标准规定了农田灌溉水质要求,监测和分析方法。
【判断题】有 鞭毛的细菌能运动,并都能 快速沿 直线 运动 。
【单选题】As is often said, a friend is to man_____ water is to fish.
【单选题】Water is to fish ______ atmosphere is to men,
【判断题】农田灌溉水质标准规定了农田灌溉水质要求,监测和分析方法。
【单选题】Air is to human _____ water is to fish. [ ]