楚天协作体20252026学年高三上学期期中考试物理答案于2025-11-13发布，目前免费查试卷答案网站已经汇总了楚天协作体20252026学年高三上学期期中考试物理答案的各科答案和试卷，更多试卷答案请关注免费查试卷答案网站。

试题答案

本文从以下几个角度介绍。

    1、楚天协同

3、楚天协作体2025-2026学年高三上学期期中考试历史试题


6、楚天协作体2025-2026学年高三上学期期中考试历史试题


Plan the cost. Knowing about the cost of traveling to each place may help you better choose a place. Planning your cost is the most important part in your traveling plan.
_________ Everyone who will travel together must have the same destination (目的地). If someone has different ideas, find a way to deal with it.
根据材料内容选择最佳答案。
16．How many suggestions does the writer give us
A．Two. B．Three. C．Four. D．Five.
17．The underlined word “it” in Paragraph 3 refers to your favorite _________.
A．food B．activity C．culture D．place


Almost 25% of the kids said they often fell asleep while they were watching TV，listening to music or using other electronic products.
"This is very worrying，" said Dr.Chris，a British professor （教授）. "We call it 'junk sleep'.It means you don't get enough sleep and the quality （质量） of the sleep is low，too." The survey found that quite a few of the kids felt tired each day because of the junk sleep，especially girls between 13 and 16.Nearly all the teenagers have a phone，music player or TV in their bedrooms.And lots of them even have all the three.
Dr.Chris suggested that parents should help their children keep away from electronic products，and that teenagers should spend less time on the electronic products.
(1) How many of the 1，000 British kids from 12 10 16 get only 4 to 7 hours' sleep a day in the survey？
______
(2) According to the passage，what were 25% of the kids doing when they fell asleep？
______


3、楚天协作体2025-2026学年高三上学期期中 数学答案


3、楚天协作体2025-2026学年高三上学期期中考试化学答案


3、楚天协作体2025-2026学年高三上学期期中考试地理答案


1、楚天协作体2025-2026学年高三上学期期中考试历史答案


3、楚天协作体2025-2026学年高三上学期期中考试地理试题


3、楚天协作体2025-2026学年高三上学期期中考试英语答案


D．、和是质子数相同、中子数不同的碳原子，是碳元素的不同核素，互为同位素，故D正确；
故选B。
19．C
【详解】
A．由Na+和OH-构成，电子式为：，故A正确；
B．异丙基的结构简式：，故B正确；
C．Na+离子半径比Cl-小，水分子电荷情况如图，Cl-带负电荷，水分子在Cl-周围时，呈正电性的H朝向Cl-，水分子在Na+周围时，呈负电性的O朝向Na+，NaCl溶液中的水合离子应为：、，故C错误；


【答案】B
【详解】A．沙里淘金是利用金的密度比沙子的密度大进行分离提纯的，不涉及离子反应，故A不选；
B．熬胆矾铁釜发生的离子反应为，故B选；
C．焚炼，分解为和，该反应不是离子反应，故C不选；
D．加热生成和S的分解反应及与S的化合反应均不是离子反应，故D不选；
故答案为B。
8．（24-25上·天津·期中）下列反应的离子方程式书写正确的是


3、楚天协作体2025-2026学年高三上学期期中考试化学答案