Complete the sentences using the correct form of be and subject

Complete the sentences using the correct form of be and subject pronouns.
Kaisar and Elira aren't here.They're in a different class.
1.No, ............ I'm 14.
2. ........ your sister?No,she isn't.
3.What time .............?It's five past three.
4.This is my uncle. ............. a teacher.
5. ........ from Zhanozen?Yes,they are.
6.my parents are happy with y brother and e because ......... good at school.