He is good pupil

Is he a good pupil?

He isn't a good pupil.

За этим образцом надо написать:

1) Sam and Jane are cousins.

2) My parents are happy.

3) Her uncle is strong.

4) His brother is four.

5) Kate is my sister.

1. Sam and Jane are cousins

Are Sam and Jane cousins?

Sam and Jane aren't cousins

2. My parents are happy

Are my parents happy?

My parents aren't happy

3. Her uncle is strong

Is her uncle strong?

Her uncle aren't strong

4. His brother is four

Is hir brother four?

Her brother isn't four

5. Kate is my sister

Is Kate my sister?

Kate isn't my sister