带外IP地址配置方法有哪两种？（）
A.在BOOT状态下
B.在配置模式下使用命令
C.在网管上
参考答案：A, B
|x|=8，|y|=6，求x+y的值；若|x|=3，|y|=5，且|x-y|=y-x，再求x+y的值．
The discovery of new evidence led to _________.
A．the thief having caught
B．catch the thief
C．the thief being caught
D．the thief to be caught
