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    1、一号卷a10联盟2024生物答案
    2、一号卷a10联盟2024答案生物

6、1号卷·A10联盟2026届高三上学期9月学情诊断地理试题


4、1号卷·A10联盟2026届高三上学期9月学情诊断生物试题


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6_1
themes of love and betrayal ( 背叛) are explored. Costumes and
第二节 （满分 25 分）
阅读下面材料, 根据其内容和所给段落开头语续写两段, 使之构成一篇完整的短文。
“Little boy, will you help an old man up the hill with his load ” These words were spoken by an old gray-headed man, who was drawing a hand-cart with a bag of corn in it. “I can’t. I am in a hurry,” said Hanson, who was hurrying to get to the playground, so that he might play with the boys before the morning class began.
The old man sat down on a stone at the foot of the hill to rest himself and gather strength for the ascent(上坡). He stared after Hanson, and sighed as he thought of the days of his youth, now far back in the past. Tears were beginning to gather in his eyes, when another little boy, Jack, who was Hanson’s classmate and good friend, came up to him and said, “Shall I help you up the hill with your load ”
The old man brushed his eyes with the sleeve of his coat, and replied, “I shall be very glad to have your help.” He then stood up, took the handle of his cart, and pulled with all his strength, with Jack pushing behind.


1、1号卷·A10联盟2026届高三上学期9月学情诊断 试题


2、1号卷·A10联盟2026届高三上学期9月学情诊断物理试题


4、1号卷·A10联盟2026届高三上学期9月学情诊断历史试题


6、1号卷·A10联盟2026届高三上学期9月学情诊断化学试题


6、1号卷·A10联盟2026届高三上学期9月学情诊断地理试题


1、1号卷·A10联盟2026届高三上学期9月学情诊断化学试题


19.(8分)[2022 陕西师大附中月考]某班同学为探究酸的化学性质，做了五组实验(如图所示)。
分析并回答下列问题：
(1)A组试管中都产生 若要制得较纯的 ，选稀硫酸而不选盐酸的原因是 。
(2)B、E组试管中各自的实验现象相同，该现象分别是 。
(3)写出D组任一试管中发生反应的化学方程式 。
(4)C组试管中溶液红色褪去的原因是 。
20.(7分)[北师改编]分散系在生产、生活中有重要的应用，请同答下列问题：


选项
性质或反应特点差异
结构因素
A
熔点：FCl3(306℃)远低于CaCl2(772℃)
晶体类型
B


3、1号卷·A10联盟2026届高三上学期9月学情诊断化学答案