【单选题】在西餐餐具中,有一种比正餐叉略小,特征是叉齿薄而尖,此叉是(
【单选题】数组成中两个部分数之间存在着互换关系和 ( )
【单选题】两圆柱体相贯,并内切于同一个球体,则相贯线的那一个投影为两条相交直线。
【单选题】数的组成中两个部分数之间存在着交换关系和( )
【简答题】法定检验检疫货物的通关模式是( )。[2007年第二次考试真题]
【单选题】Passage Three Questions 17 to 20 are based on passage three you have just heard. 17.What did the speaker most probably discuss last time?
A.
Creativity as shown in arts.
B.
Famous creative individuals.
C.
A major scientific discovery.
D.
The mysteriousness of creativity.