四川省绵阳市2025届高三第一次诊断性考试数学试题

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书面表达One possible version:NOTICEA sports meeting will be held in the playground of our school from next Thursday to FridayAs you know, the pressure of study is very heavy now, especially for those senior 3. So the purpose of the sports meeting is to letevery student get relaxed, as a result of which we students can live happily and heal thilyEveryone is welcome to take part in it. Those who perform excellently at the sports meeting will get prizes. But don' t take theresults so serously because taking part is more important than the result. Good luck to everyone!

19.(10分)温暖的大西洋洋流流经欧洲西部沿岸,该洋流的衰减会减少由较低纬度向较高纬度的热量输送,(3分)从而对欧洲西部气候的增温增湿作用减弱,将让西欧遭受远比现在更为极端的冬天。(3分)温暖的大西洋洋流的衰减意味着墨西哥暖流流速减慢,Σ分)因流速减慢,海水涌髙,抬髙海平面。(2分)

20.(10分)开发利用¨第四种森林”可减少原始森林、天然森林和人工林的砍伐,维护生态平衡和生物多样性,发挥森林的生态效益,为人类活动提供良好的生态环境;(3分)用“第四种森林”制造再生纸,可变废为宝,化害为利,减少环境污染;(2分)可节水、节电、节煤炭,减少因消耗能源和水源带来的环境污染和淡水短缺现象;(2分)¨“第四种森林”蕴含着巨大的商机,可将其开发为朝阳产业,增加就业岗位,提高地方财政和居民收入。(3分)