【单选题】Don't spend so much money _____ all those useless things. [ ]
【单选题】The director couldn't figure out _______ made his assistant spend so much time in doing the survey. [ ]
【多选题】下列 FIDIC 道德准则中,属于工程师社会和职业责任的有 ( ) 。
【单选题】下列哪一项为自体输血的适应证
B.
合并阻塞性肺部疾病、肝肾功能不全或原有贫血者
【多选题】下列fIDIC道德准则中,属于工程师社会和职业责任的有()。
【单选题】下列哪一项为自体输血的适应证
B.
合并阻塞性肺部疾病、肝肾功能不全或原有贫血者