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【单选题】
有这样一句话：“当人类砍倒第一棵树的时候，文明开始了；当人类砍倒最后一棵树的时候，文明结束了。”这句话蕴含的哲理是（） ①人类在利用自然的同时必须改造自然 ②发挥主观能动性必须以尊重客观规律为基础 ③尊重客观规律必须以发挥主观能动性为前提 ④只有尊重规律才能认识和利用规律
A.
①②
B.
③④
C.
②④
D.
①③
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