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试题答案

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    5、2025-2026学年北京师大附中高三(上)开学考试历史试题


    4、2025-2026学年北京师大附中高三(上)开学考试历史试题


    A．to; to; at B．for; to; with
    C．for; to; in D．to; for; in
    3．My teacher told me ________.
    A．to try not to be late B．not to try to be late
    C．to try don’t be late D．not trying to be late
    4．一Why doesn't the surgeon stop ____ lunch
    一Because he is too busy ____a dying patient in the operation room.


    27．________ in 2016, the Ping An Grand Building, the highest skyscraper until now in Shenzhen, attracts more and more visitors.
    A．Having completed B．Being completed C．Completed D．Completing
    28．________ I know, the Alipay was started by Ma Yun.
    A．As far as B．As well as C．As soon as D．As much as
    29．Cheer up! Everybody may have periods in their lives ________ everything seems tough.
    A．which B．when C．what D．that
    30．The biodiversity of the rainforest is vast, with numerous species of plants and animals ______ in nature.


    6、2025-2026学年北京师大附中高三(上)开学 政治试题


    4、2025-2026学年北京师大附中高三(上)开学考试语文试题


    1、2025-2026学年北京师大附中高三(上)开学考试生物试题


    6、2025-2026学年北京师大附中高三(上)开学考试语文试题


    5、2025-2026学年北京师大附中高三(上)开学考试英语试题


    6、2025-2026学年北京师大附中高三(上)开学考试语文试题


    化学第2页共6页

    D、镁条燃烧过程中有新物质生成，是化学变化，不符合题意。
    故答案为：B。
    【分析】根据有新物质生成的是化学变化，没有新物质生成的是物理变化分析。
    4．【答案】A
    【知识点】地壳中元素的分布与含量
    5．【答案】B
    【知识点】垃圾的分类与回收利用


    3、2025-2026学年北京师大附中高三(上)开学考试化学答案