【判断题】Bill did not realize what time it was when I knocked on the door.
【判断题】组织就是一个输入资源,通过一定的运作,输出满足客户需要的产品和服务的过程。
【单选题】_____ I heard his voice trembling did I realize what trouble he was in.
【单选题】患者,男,45岁。咳嗽,咳吐获涎,色白清稀,鼻寒流涕,宜首选的药物是( )
【判断题】The conditional factor demand function for factor 1 is a function x1(w1, w2, y) that tells the ratio of price to output for an optimal factor choice of the firm.
【单选题】买入套期保值是指套期保值者先在期货市场上买入与其将在现货市场上( )的现货商品数量相等、交割日期相同或相近的该商品期货合约。