2022英语周报书面表达写成训练答案

B语篇解读:主題:人与自然话題:清洁海滩。本文是一篇记叙文。文章介紹了一位印度少年自发清洁海滩,倡导人们保护海洋和周围环境的志愿行动34.解析:词义猜测題。根据第二段第一句”.., the clean beach leaving a great impression on me."可知,洁净的巴厘海滩给马尔哈留下了深剡的印象,与画线诃鉏所在句之间弃在转折关系;且由后一句“was complaining about how bad our beaches are compared to beaches in Bali”可推知,画线词鉏与bad同义,与 clear相反,故画线词与B项“凌乱的”词义相近答案:B35.解析:加节理解题。根据第二段中的“.. since then cleaning the garhage on the beach has become aweekend routine. Currently, there are 25 odd volunteers spending our weekends cleaning the beach. 9知,马尔哈自愿去清现海滩。答案:C26.解析:推理判断題。根据最后一段的" t order to make a sustainable differerce, they must make peoplenders; and that they have to stop dunging garbage into any source."可知,提高人们保护海洋的意识是当务之急答案:C27.解析:摊理判断題。文章介绍了一位印度少年自发清洁海滩,偈议人们保护海洋和周围环境的志愿行动。根据第一段中的“ they have a differen: t:ISsIon- cleaning the Datar Beach"和最后一段中的“ I hopeeople realize it' s their duty to keep their surroundings as well as the ocean clean”等细节可以看出马尔哈很有責任心, sympathetic“有同情心的”; considerate“体贴的,考虑周到的”; huigong“爱交际的,外向的”; responsible“有责任心的,负责的”答案:D

26.(共14分,除标注外,每空2分)(1)+2(1分)2AH+2OH+2H2O=2AIO2+3H2↑(2)溶解 LiFePO,将Fe2全部氧化为Fe3+炭黑(1分)2Li+CO32=LiCO3(3)①2.5②H2PO学H+HPO,HPOH+PO,CO结合H使c(Ht)减小,促进电离平衡正向移动,c(PO3)增大,与Fe结合形成磷酸铁沉淀(4)控制溶液的pH,且使PO过量有利于析出rePO4,避免Fe3以其他形式沉淀,提高FePO4的纯度

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