题目
题型:填空题难度:简单来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002721-58664.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002721-40537.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002721-69219.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002721-84602.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002722-76303.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002722-16659.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002722-46064.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002722-23930.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002722-23221.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002723-63810.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002723-92638.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002722-16659.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-71983.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-56472.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-31587.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002708-86548.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002708-25956.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002708-89394.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-71983.png)
(Ⅰ)分别判断集合
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002708-35027.png)
(Ⅱ)设集合
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-71983.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-31587.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002708-82425.png)
(Ⅲ)对任意的一个“好集”A,分别判断下面命题的真假,并说明理由.
命题
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002709-33783.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-31587.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002709-66653.png)
命题
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002709-37879.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002707-31587.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002708-25956.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002709-22551.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002706-27121.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002705-77991.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002705-26025.png)
A. 3 | B.4 | C. 5 | D. 6 |
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002653-61664.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002654-49308.png)
A.1 | B.2 | C.7 | D.8 |
①空集没有子集 ②任何集合都有至少两个子集
③空集是任何集合的真子集 ④若Ø
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815002652-24549.png)
A.0个 | B.1个 | C.2个 | D.3个 |
最新试题
- 1根据句意选择与句中画线部分意思相同或相近且能代替的选项。1.—What are you doing now? —I"
- 2如图所示,空间有一垂直纸面向外的磁感应强度为0.5T的足够大匀强磁场,一质量为0.2 kg且足够长的绝缘木板静止在光滑水
- 3下列四种现象中,用分子动理论解释正确的是:[ ]A.钉在木板上的钉子很难拔出,说明分子间有引力 B.铁块很难被压
- 4矩形纸片ABCD中,AB=3,AD=4,将纸片折叠,使点B落在边CD上的B’处,折痕为AE.在折痕AE上存在一点P到边C
- 5如图所示,平行纸面向右的匀强磁场的磁感应强度B1=1T,长L=1m的直导线通有I=1A的恒定电流,导线平行于纸面与B1成
- 6The police ______ the stolen jewellery and returned it to th
- 7图是“二战”后初期苏联的一幅漫画,从图中可以得到的正确信息是:A.美苏双方即将发生战争 B.苏联揭示了“二战”后美国和平
- 8—Sorry sir, I broke your cup. — ______ are you going to deal
- 9竿高3米,影长2米;同一时刻,某塔影长为20米,则塔的高度为_______;
- 10Not only the film itself but the songs in it ___ us all.A.fe
热门考点
- 1近年来,不少地方通过使用即开型有奖发票,引导消费者提高索要发票的意识。消费者索要发票 ①为国家税收做出了贡献
- 2阅读理解。 Did you know that each day one person in the US th
- 3她用红笔进行更正。
- 4社会主义制度在我国初步建立,开始进入社会主义初级阶段的标志是 A.中华人民共和国的成立B.第一个五年计划的实行C.195
- 5读图表,回答1-3题 花卉蔬菜稻米甘薯市场价格(元/千克)3020126生产成本(元/千克)151262运费(元/千克·
- 6***指出:“过去搞平均主义,吃"大锅饭",实际上是共同落后,共同贫穷,我们就是吃了这个亏。” 十六大报告强调:“初次分
- 7绝对值不大于4的所有负整数的和是 .
- 8火车刹车后10s停下来,设火车停匀减速运动,最后1s内的位移是2m,则刹车过程中的位移和开始刹车时的速度各是多少?
- 9We are very proud _____ you because your achievements have a
- 10Steven’s exam results put him______the top ten students in h