2022学英语英语周报高一综合能力提升答案

书面表达One possible version:Dear PeterI'm writing to invite you to attend a lecture about exercise and health in our schoolAs you know, there are many students who are overweight or short-sighted in our school. They devote all their energy to studying andignore exercise. As a result, they are not so strong and healthy as they should be. Besides, some girls choose to keep slim by controlling thdiet, which also affects their health. So we hope to promote some health knowledge through this lecture: The lecture, which is to be held in theschool hall next Friday afternoon, will last from 3: 00 pm to 5: 00 pm. I hope you can attend it and share something with us.ooking forward to receiving your early replyYours sincerely

26.(15分)(1)增大固体与气体的接触面积,增大反应速率,提高原料的利用率。(2分)(2)2CeO2+2C1+8H=2Ce+Cl2↑+4H4O;(2分)将HC1(盐酸)改用H2SO4酸浸(1分)(3)分液漏斗(1分)随着c(SO2)增大,水层中Ce“被SO结合成 Ceso.F,导致萃取平衡向逆向移动,D迅速减小(2分)00024mo/L(2分)(4)A(1分);(5)2Ce(OH)3+NaClO+H 0=2Ce(OH)4+NaCI(2/)(a1-5b,)×17.2%(2分)

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