Having billions of tons yet to be mined, some argue that coal conservation measu

游客2023-12-30 47

问题 Having billions of tons yet to be mined, some argue that coal conservation measures are unnecessary.

选项 A、With billions of tons
B、By billions of tons
C、Because billions of tons
D、There being billions of tons

答案 A

解析考查with的用法，此处with表背景信息。C项为干扰项，若改为because of则语法正确。

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