探明储量也就是我们常说的储量,它是指地质上已经确定的,在当前的技术条件和费用水平下开采并能够产生()的已探明资源。
A.欲望
B.需求
C.利润
D.价值
参考答案:C
_____ a successful fish scientist, you need to have a curious mind and be able to work on your own.
A.Become
B.To become
C.Becoming
D.Having become
信息的不对称