
乐山今年复读可以吗相关问题汇总
1、以前复读生高考要加分录取吗?
2、高考复读承认吗?
3、高考复读政策?
4、高三学生复读可以回原来的学校吗?
5、明年还能复读吗?
乐山今年复读可以吗入学检测化学选择题摘录
1、下列说法中不正确的是
A.不能自发进行的氧化还原反应,一般可以通过电解实现
B.电解质溶液导电是化学变化,金属导电是物理变化
C.电解、电离、原电池均需要通电
D.电解池和原电池中均发生氧化还原反应
【知识点】电离平衡
【答案】
C
2、NH3、H2S等是极性分子,CO2、BF3、CCl4等是极性键构成的非极性分子。根据上述实例可以推测出ABn型分子为非极性分子的经验规律是
A.分子中必须含有π键 B.在ABn分子中A原子没有孤对电子
C.在ABn分子中不能形成分子间氢键 D.分子中每个共价键的键长应相等
【知识点】物质结构 元素周期律单元测试
【答案】
B
3、模型法是化学中把微观问题宏观化的最常见方法,对于反应2HBr(g)H2(g)+Br2(g),下列四个图中可以表示该反应在一定条件下为可逆反应的是( )
A. B.
C. D.
【知识点】化学平衡单元测试
【答案】
C
乐山今年复读可以吗入学检测英语选择题摘录
1、 --- Never before in China ______ for the farmers.
--- You’re telling me. They extremely content with the new farming policies.
A. had so much been done C. so much has been done
C. has so much been done D. has done so much
【知识点】倒装与省略 【答案】
C
2、 While watching Titanic, I was deeply impressed by the scene _____ Jack saves the life of the girl but dies in icy water himself.
A. which B. where C. on which D. in what
【知识点】定语从句 【答案】
B
3、 While the government says there is a(n) ________supply of houses,prices of apartments have been going up these years.
A. parallel B. absent C. abundant D. short
【知识点】形容词 【答案】
C
解析:略
4、 The word “ungelievable” based on Chinese, which has become a big hit online very quickly, ______a message that Chinese can also serve as an addition to English vocabulary.
A. delivers B. simplifies C. declares D. clarifies
【知识点】动词 动词短语 【答案】
A
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