分类：教育/科学-外语学习-英语考试
问题：详细解答？80.Itrequirescourageandinte 
80.It requires courage and intelligence to _____ the remote areas. In addion, there should be enough equipment for them to keep in touch with the people in the base.  A. explore                B. exploit                 C. expand                D. extend详细说明？翻译？
回答：a explore 探险，

b exploit 剥削
c expand 扩张
d extend 扩大
It requires courage and intelligence to _____ the remote areas. In addition, there should be enough equipment for them to keep in touch with the people in the base.
对边远地方的探险要求有勇气及智慧。另外，他们还需要有足够的设备与大本营的人联系。