请教两道英语的反义疑问句的题
1.“He’s selfish.I don’t like him,____?” “No,I don’t at all.”
A.do I B.do you
C.don’t I D.does she
2.“I think the teacher is wrong,_____?” “No,I don’t think so.”
A.don’t you B.don’t I
C.doesn’t he D.doesn’t she
为什么第一道题不选A,第二道题不选B?请给出理由,