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试题答案

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1、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


2、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


【知识点】同类词
【解析】【点评】此题考查同类词，要牢记单词词义和词性。
8．A书；B铅笔；C找到。AB都是名词，C项动词，故答案为C。
9．A为了；B在里面；C关心。AB都是介词，C项是名词，故答案为C。
10．A事情；B帮助；C打包。BC都是动词，A项是名词，故答案为A。
11．A那个；B这个；C感谢。AB都是指示代词，C项是动词，故答案为C。
12．A孩子；B钢笔；C尺子。BC都是学习用品名词，A项不是学习用品，故答案为A。


35．My shadow is always long. ( )
36．My shadow can put on a show for me. ( )
37．Sometimes my shadow plays peek-a-boo! ( )
38．Everyone has his own shadow. ( )
39．When I go to bed, my shadow gets up. ( )
It’s not early. But Dick and Betty are still in bed. They feel cold and they like warm beds. Mother comes in. She says,’ Look, children. The world (世界) is white.’ The two children sit up and look out of the window. How nice! There is snow in the garden. There is snow on the trees and on the houses, too. ‘Let’s have fun!’ the children say.’ ‘You must put on warm clothes before you go out.’ Mother says.
Now the children are in the garden. Dick is making snowballs and throwing them at Betty. Betty is running to father for help, but she can’t run fast. What is father doing He is making a snowman. The children begin to throw snowballs at the snowman.


1、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


6、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


1、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


4、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


1、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


1、[青桐鸣]2026届青桐鸣高二联考(4月)数学试题


故选： C。
6. 维生素C(化学式C6H8O6)可增强免疫力。下列说法正确的是
A. 维生素C由20个原子构成 B. 碳、氢元素质量比为3：4
C. 属于氧化物 D. 氧元素质量分数最大
【答案】D
【解析】
【详解】A、维生素C由维生素C分子构成，一个维生素C分子由6个碳原子、8个氢原子和6个氧原子共20个原子构成，说法错误，不符合题意；


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3、[青桐鸣]2026届青桐鸣高二联考(4月)数学答案