【单选题】Many people agree that _________ knowledge of English is a must in _________ international trade today.
【判断题】汇款结算方式下,先货后款是出口方给予进口方的信用,属商业信用。
【单选题】下列各组产品中,交叉弹性小于零的是( )
【判断题】汇款结算方式下,先货后款是出口方给予进口方的信用,属商业信用。
【判断题】汇款结算方式下,先货后款是出口方给予进口方的信用,属商业信用。
【单选题】80C51的4个并行口,当作为输入口使用时必须( )。
【简答题】He___people with less knowledge than he has.
【单选题】a. The speaker is certain that people go traveling to increase their knowledge. b. The speaker is not sure whether people go traveling to increase their knowledge .
A.
The speaker is certain that people go traveling to increase their knowledge.
B.
The speaker is not sure whether people go traveling to increase their knowledge .