设<img src="https://static.zxtiku.com/wangke/imgs/topic/238a8a362557d2f5d9d0233d23c67bf7.jpg"/>连续，<img src="https://static.zxtiku.com/wangke/imgs/topic/9f5aba4310973e991d8dfdb736e2a7d7.jpg"/>不连续，则<img src="https://static.zxtiku.com/wangke/imgs/topic/6369652464d501dcdd48c6f94ff934b2.jpg"/>不连续.<br/> A、正确<br/> B、错误