多选题
Given:
AThe output could be 8-1 7-2 8-2 7-1
BThe output could be 7-1 7-2 8-1 6-1
CThe output could be 8-1 7-1 7-2 8-2
DThe output could be 8-1 8-2 7-1 7-2
正确答案
答案解析
略
Which two statements are true?（）AThe output could be 8-1 7-2 8-2 7-1
BThe output could be 7-1 7-2 8-1 6-1
CThe output could be 8-1 7-1 7-2 8-2
DThe output could be 8-1 8-2 7-1 7-2