【判断题】科学管理的主要内容包括:工时研究与标准化,差别计件工资制,职能原理,例外原理等。( )
【单选题】---How old is your son?--- ______. We had a special party for his ____ birthday last Sunday.
【判断题】科学管理的主要内容包括:工时研究与标准化,差别计件工资制,职能原理和例外原理等。
【判断题】科学管理的主要内容包括:工时研究与标准化、差别计件工资制、职能原理、例外原则等。
【单选题】—How old is your son? —_____.We had a special party for his _____ birthday last Sunday. [ ]
【单选题】— How old is your son? — Five. —We will have a special party for his birthday .
【单选题】—How old is your son?________. We had a special party for his _________ birthday yesterday.