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3、哈师大青冈实验中学2025-2026学年度10月份考试高二数学试题


2、哈师大青冈实验中学2025-2026学年度10月份考试高二数学试题


Thank you.
录音文本
Listening Comprehension
Section A
Directions: In Section A, you will hear ten short conversations between two speakers. At the end of each conversation, a question will be asked about what was said. The conversations and the questions will be spoken only once. After you hear a conversation and the question about it, read the four possible answers on your paper, and decide which one is the best answer to the question you have heard.
1. M: Hello, my bathroom drain is blocked and I’m giving a party tonight. Do you think you could come and fix it for me
W: Sorry. I’m pretty busy right now.


one after its many always leg color go believe however
Nature is amazing! Take a close look at the world of insects, and you’ll discover many unbelievable things. Consider butterflies, for example. Their wings are 40 and they have fantastic flying skills. On summer days, you 41 see them flying freely over flower gardens and wild fields.
But do you know how butterflies become the flying insects It’s 42 of the amazing wonders of nature. In the beginning, a woman butterfly lays a small and colorful egg on a leaf of a plant.
It’s hard 43 that the egg will become something completely different in a few days. It becomes a walking insect. This insect is called “caterpillar” . It now has legs, eyes and a large body. A new life has begun. The caterpillar can eat, walk and see. 44 , it is still not a butterfly.
Soon, after growing big, the caterpillar makes a cover for itself. It covers itself in the nice protective blanket (保护层) and 45 to sleep. This stage is known as the “pupa stage”.
After some time, the blanket breaks and a wet, weak butterfly appears. It now has six 46 , a mouth, eyes and wings. Shortly, the wings fill with blood, and the beautiful butterfly spreads 47 wings and flies away.
This adult butterfly lays her eggs 48 a few weeks, and the cycle begins all over again. A Chinese phrase “po jian cheng die” can describe the butterfly’s development best. This is just one example of the wonders of nature. Look around the natural world, and you will learn 49 truly amazing things.


2、哈师大青冈实验中学2025-2026学年度10月份 高二数学答案


6、哈师大青冈实验中学2025-2026学年度10月份考试高二数学答案


5、哈师大青冈实验中学2025-2026学年度10月份考试高二数学答案


3、哈师大青冈实验中学2025-2026学年度10月份考试高二数学答案


3、哈师大青冈实验中学2025-2026学年度10月份考试高二数学试题


2、哈师大青冈实验中学2025-2026学年度10月份考试高二数学答案


9.科学家合成了一种核电荷数为114的原子，该原子的相对原子质量为289，则该原子的
1.下列物质的用途主要利用了其物理性质的是
(
)
A.氮气充入灯泡中保护灯丝
B.氢气作燃料
电子数与中子数之和是


（3）葡萄糖发生氧化的反应（）涉及的物质中，属于氧化物的有______；
（4）冲泡蜂蜜的水温需控制在60℃以下的原因是______。
五、探究题：本大题共2小题，共20分。
15.兴趣小组在老师指导下用稀盐酸和石灰石制取二氧化碳，并进行相关性质探究。
（1）实验室用A装置制取CO2，先向______（填仪器名称）加入石灰石，再向长颈漏斗中注入稀盐酸，反应的化学方程式为______。用B装置收集CO2，气体应从导管______（填“a”或“b”）端通入。
（2）连接装置A和C，将CO2通入滴有酚酞试液的澄清石灰水中，观察到澄清的石灰水变浑浊，还可能观察到的现象为______，装置D可用来证实植物的光合作用，通入适量CO2后，进行光照，试管内有气泡产生，检验试管内气体的方法是______。
（3）用注射器向集满CO2的密闭的集气瓶中注入20mL水，并不断振荡，装置如图1.同时用气体压强传感器采集数据，如图2，图中曲线EF段气体压强迅速上升的原因是______，曲线FG段气体压强逐渐减小，说明CO2具有的性质是______。


3、哈师大青冈实验中学2025-2026学年度10月份考试高二数学答案