2023届河南高三年级3月联考数学试卷 答案(更新中)

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参考范文：Dear Tom,DI'm really happy to receive your e-mail asking about the changes incountryside.With the rapid pace of reconstruction of new socialisticcountryside,the countryside of my hometown has changed a lot in the pastfive ycars.2 Five years ago,it was a small village with low and dark houses wherepeople lived in narrow and crowded conditions.3 Besides,there was veryserious environmental pollution,because the river which flows along thevillage was poured into waste frequently.Now it is no longer what it used to be.4 Firstly,spacious and beautifulhouses have been built and some weekend tourists destinations are underconstruction,which makes my village become more attractive.Villagershave moved into big and comfortable houses equipped with various smartfurniture.5 Secondly,a large number of wide roads have been built tocollect the village with towns and other villages,making it convenient forvillagers to send their children to school and get around.Thirdly,it isbecause our government has taken measures to prevent the village frombeing polluted that the present environment has been greatly improved.6 Thanks to the government's good policy,I firmly believe thecountryside will definitely become better and better.Hope to show youaround,if possible.Yours,Li Hua

31.(9分)(1)ATP和NADPH(或IH)(答一个1分，全对2分)(2)增强(1分)(3)气温太高，叶片上部分气孔关闭(1分)，叶绿体所需的CO2供应不足，导致暗反应降低（1分)(4)促进光合色素和相关酶的合成（答一个1分，全对2分，合理即可)(5)防止色素破坏(1分)(6)三(1分)