Unit 1 Text A 人在自然界 |亚历山大·斯伯金 Nature nurtures mankind unselfishly with its rich resources. Yet, man is so carried away in his transformation of nature that he is unaware that it also has limitations and needs constant care. Now worn by the excessive demands of mankind, natur...

时间:2024-11-28 14:32栏目:中学教育