宾语从句变反意疑问句是变从句还是变主句?请讲详细一些,

问题描述:

宾语从句变反意疑问句是变从句还是变主句?请讲详细一些,
请不要复制百度百科上的答案.那些答案五花八门的.

分情况
1.主句为第一人称的与从句保持一致,如I think she is playing football quite well,isn't she?
2.主句为其他人称的,与主句保持一致,如He said she was a genius,didn't he?