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试题答案

本文从以下几个角度介绍。

    1、2015到2024高考生物试卷
    2、20年高考生物试卷
    3、2024高考生物试卷全国卷2
    4、20年生物高考题全国三卷解析
    5、2024高考生物试题全国二卷
    6、2024年高考全国卷2生物
    7、2024高考生物卷子全国二卷
    8、2024年生物高考题全国二卷
    9、生物2024全国二卷
    10、2024高考全国卷2生物

1、高三2025届高考压轴测试卷(一)1地理试题


2、高三2025届高考压轴测试卷(一)1生物试题


四、第二部分 英语知识运用（共两节，满分25分）第二节：语法填空（共10小题，每小题1分，满分10分）
阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的适当形式。
I work in a cleaning company. Usually people call us, and we provide house cleaning service.
One day, I got a call from David. "I want to help 　36． 　 old man who lives next door.Can I pay for it without letting him know " he asked. David was a very kind man. He called us because he was worried about one of his 　37． 　(neighbor), Mr. Smith. Mr. Smith just came back 　38． 　 the hospital. His house was in a mess, but he couldn't do any housework. Even sweeping the floor 　39． 　(be) difficult for him. No one could help him because he lived by 　40． 　(he). He didn' t tell his children because he didn' t want them to worry about him.David wanted to help Mr. Smith without bringing him any stress. And then we asked David 　41． 　 would happen if Mr. Smith would refuse to let us come into his house. "I have to at least try, and anyway, I 　42． 　(true) want to help him," he said. Luckily, Mr. Smith let us in and our workers did a good job. Mr. Smith was touched by the gift from someone he didn't know.
Sometimes we don't expect 　43． 　(depend) on others, because we are afraid of letting them get into trouble. 　44． 　 , there is always someone who cares for you and 　45． 　(try) his best to help you.
五、第三部分 写作（共三节，满分35分）第一节：选词填空（共5小题，每小题1分，满分5分）
用方框中所给词语的适当形式填空（每词限用一次）。


6. 她通常在早上喝牛奶。She usually ____________ milk in the morning.
7. 他们正在公园里放风筝。They are flying kites ____________ the park.
8. 你应该每天刷牙。You should ____________ your teeth every day.
9. 我有一个新篮球。I have a new ____________.
10. 不要在图书馆大声说话。 Don't ____________ loudly in the library.
三、单项选择（每题1分，共10分）
1. ( ) -What's this -It's ______ elephant.


4、高三2025届高考压轴测试卷(一)1语文试题


5、高三2025届高考压轴测试卷(一)1语文试题


3、高三2025届高考压轴测(一)1历史试题


1、高三2025届高考压轴测试卷(一)1语文试题


1、高三2025届高考压轴测试卷(一)1语文试题


4、高三2025届高考压轴测试卷(一)1语文试题


制备乙酸乙酯的过程中会有乙酸被蒸出，用饱和Na2CO3溶液洗涤的目的是除去乙酸，氯化钙与乙醇形成CaCl2·6C2H5OH，用饱和CaCl2溶液洗涤的目的是除去乙醇，分离得到乙酸乙酯时要用分液操作，用到的主要玻璃仪器有分液漏斗、烧杯。
(5)加热有利于提高乙酸乙酯的产率，但实验发现温度过高乙酸乙酯的产率反而下降，请解释原因：____________________________
________________。
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题号 1 2 3 4 5 6 7 8 9 10
答案 D C A C D A B A C C
题号 11 12 13 14 15
答案 B C A A C
16.（1）C；（2）分子在不停地运动。17.①36.0；②增大；③蒸发。18.（1）SiO2；（2）通过智能光纤系统，采光机自动精准追踪太阳方位，对太阳光的直接利用不发生能量转换；（3）铁锅（合理即可）。19.（1）碳原子和氧原子；（2）二氧化碳分子。（3）变化I；化合反应。20.（1）Mg+H2MgH2；（2）10；（3）a。
21.（1）①试管。②水和氧气。（2）Fe+2HCl═FeCl2+H2↑。（3）刷漆或涂油等。
22.（1）左；（2）CO2+H2O＝H2CO3；不燃烧，也不支持燃烧；向烧杯中倾倒二氧化碳，隔绝了空气或氧气，导致蜡烛熄灭；蜡烛燃烧放热，倾倒二氧化碳过慢，二氧化碳气体受热后逸散出烧杯；（3）BC


3、高三2025届高考压轴测试卷(一)1化学答案