生活在我国长江流域的中华鲟被誉为“活化石”。2009年10月4日，我国某研究所在世界上第一次成功实现了中华鲟全人工繁殖。这是人类在保 护这一濒危物种过程中取得的重大技术突破，具有里程碑意义。从联系的观点看，人工繁殖中华鲟的成功说明[ ]
①离开了人为事物的联系，自然事物的联系就不能实现
②认识事物的本质联系，能引导事物朝有利的方向转化
③发挥主观能动性，人可以创造有利于实践的具体联系
④离开了事物的真实联系，主观能动性就不能发挥作用
A．①②
B．②③
C．②④
D．③④
答案：B
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| There are many kinds of friends. Some are always 1_ you, but don't understand you. Some say only a few words to you, but understand you. Many people will step in your life, but only 2_ friends leave footprints (脚印). I shall always recall (回忆) the autumn and the girl with the 3 _ .She will always bring back the friendship between us. I know she will always be my best friend. It was the golden season. I could see the yellow leaves 4 on the cool 5 .In such a season, I liked walking alone in the leaves, 6 to the sound of them. Autumn is a 7_ season and life is uninteresting. The free days always get me 8 .But one day, the sound of a violin 9 into my ears like a stream (小溪) flowing in the mountains. I was so surprised that I jumped to see what it was. A young girl, standing in the wind, was 10 in playing her violin. I had __11__ seen her before. The music was so nice that I listened quietly. Lost in the music, I didn't know that I had been __12__there for so long but my existence (存在) did not seem to disturb her. Leaves were still falling. Every day she played the violin in the corner of the building _ 13 I went downstairs to watch her performance. I was the only listener. The autumn seemed no longer lonely and life became 14 . 15 we didn't know each other, I thought we were already good friends. I believe she also loved me. Autumn was nearly over. One day, when I was listening carefully, the sound suddenly __16 . To my astonishment (惊讶), the girl came over to me. "You must like violin." she said. "Yes. And you play very well. Why did you stop?" I asked. Suddenly, a 17 expression appeared on her face and I could feel something unusual. "I came here to see my grandmother, but now I must leave. I once played very badly. It was your listening every day that 18 me." she said. "In fact, it was your playing 19 gave me a meaningful autumn," I answered, "Let's be friends." The girl smiled, and so did I. I never heard her play again in my life. I no longer went downstairs to listen like before. Only thick leaves were left behind. But I will always remember the fine figure (身影) of the girl. She is like a 20 so short, so bright, like a shooting star giving off so much light that it makes the autumn beautiful. | |||
| ( )1. A. with ( )2. A. good ( )3. A. sound ( )4. A. shaking ( )5. A. wind ( )6. A. watching ( )7. A. lively ( )8. A. up ( )9. A. flowed ( )10. A. lost ( )11. A. once ( )12. A. waiting ( )13. A. because ( )14. A. interesting ( )15. A. But ( )16. A. stopped ( )17. A. happy ( )18. A. surprised ( )19. A. that ( )20. A. song | B. for B. true B. song B. hanging B. snow B. listening B. lovely B. off B. grew B. active B. never B. stopping B. so B. moving B. However B. began B. sad B. excited B. which B. dream | C. against C. new C. play C. falling C. air C. seeing C. harvest C. down C. entered C. busy C. often C. standing C. when C. encouraging C. Even C. gone C. strange C. encouraged C. it C. fire | D. to D. old D. violin D. floating D. rain D. hearing D. lonely D. over D. ran D. interested D. usually D. hearing D. but D. exciting D. Though D. changed D. surprised D. interested D. who D. sister |