题目
题型:单选题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112630-12054.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112631-24842.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112631-38339.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112631-80685.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112628-58236.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112628-74124.gif)
A.![]() | B.![]() ![]() ![]() | C.![]() ![]() ![]() | D.![]() ![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112625-47963.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112625-24276.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112625-90046.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112625-46888.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112625-47963.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112625-98594.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112623-26226.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112623-78408.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112623-13489.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112623-29685.gif)
已知
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112621-24727.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112621-20216.gif)
A.![]() | B.![]() |
C.![]() | D.[0,2] |
若集合
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817112620-18196.gif)
A.{3} | B.{0} | C.{0,2} | D.{0,3} |
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