单选题
The purpose of the latest recycling project is______.
A、
to prevent people from putting rubbish into holes
B、
to find a way of destroying all kinds of waste
C、
to extract useful raw materials from the waste
D、
to find out how much raw materials could be provided
【正确答案】
D
【答案解析】
细节题。根据第三段第二句可知，正确答案是D项。
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