正确回答问句。
1. - Is Paul your friend? - Yes,_________ _________ .
2. - Are you Peter? - No,_________ _________ .
3. - Are you a new classmate? - No,_________ _________ .
4. - Is Lisa your sister? - Yes,_________ _________ .
5. - Are Jill and Kitty good friends? - No,_________ _________ .