(In spite of) the ever-increasing exploitation of natural resources, (that) has now reached dangerous proportion, (little) has b

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问题 (In spite of) the ever-increasing exploitation of natural resources, (that) has now reached dangerous proportion, (little) has been done on a (world-wide) scale to slow down or stop this process.

选项 A、In spite of
B、that
C、little
D、world-wide