
达州高考复读好吗相关问题汇总
1、高中可以能复读吗?
2、高三让可以复读吗?
3、高中复读书政策?
4、2022省高考复读政策?
5、高中复读政策?
达州高考复读好吗入学检测化学选择题摘录
1、在密闭容器中发生下列反应aA(g) cC(g)+dD(g),反应达到平衡后,将气体体积压缩到原来的一半,当再次达到平衡时,D的浓度为原平衡的2.3倍,下列叙述正确的是:
A.A的转化率变小 B.平衡向逆反应方向移动
C.a>c+d D.D的体积分数变小
【知识点】化学平衡
【答案】
C
2、下列分子式表示的物质肯定存在同分异构体的是( )
A.CH4 B.C2H4O2 C.C2H4 D.C2H5Cl
【知识点】有机物的组成 结构和性质
【答案】
B
3、下列变化过程属于放热反应的是( )
A.浓硫酸的稀释
B.2HI(g)=H2(g)+I2(g) △H=+14.9 kJ/mol
C.反应物的总键能大于生成物的总键能的化学反应
D.能量变化如右图所示的化学反应
【知识点】化学反应中的能量变化
【答案】
D
达州高考复读好吗入学检测英语选择题摘录
1、 It was a great _____ for him to be pleasant to people he didn't like.
A. attempt B. trouble C. power D. effort
【知识点】名词 【答案】
D. effort.
解析:effort (作可数名词用) (=vigorous attempt) 努力的尝试:Does it require a great effort of will to give up smoking? (戒烟需要坚强的毅力吗?)
2、 We forgave his bad temper because we knew that his son's illness had put him under great _____.
A. emotion B. excitement C. crisis D. stress
【知识点】名词 【答案】
D
解析:D.考查名词。 put sb. under(great) stress使某人处境(非常)紧张,使某人受(很大)压力。
3、 We were aware that, _____, the situation will get worse.
A. if not dealing with carefully B. if dealt not carefully with
C. if not carefully dealt with D. if not carefully dealing with
【知识点】倒装与省略 【答案】
C
4、 I am still suffering from a fever. If I _____ the doctor’s advice yesterday, I _____ from my illness.
A. take; would recover B. took; would recover
C. took; would have recovered D. had taken; would have recovered
【知识点】虚拟语气与情态动词 【答案】
D
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