问答题

By the year 2050, experts believe that the problems to explore the food, minerals and energy resources of the sea will have been largely solved.

【参考答案】

到2050年，专家们相信从海洋中开发食物、矿物和能量资源的问题将得到很大程度上的解决。

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单项选择题

A．out
B．aboard
C．away
D．abroad

问答题

In the modem technological world the sea offers many resources to help mankind survive.