make 5 sentences using while

1. I was eating my lunch while my brother is playing with my sister.

2. My mum went to the supermarket while I was working on my homework.

3. My sister went to school while I was having a breakfast.

4.Alice is doing an excercise while I read a book above the tree.

5. My friend was doing an english ezam while I go to the restroom.

Maaf klo ada past tense yg salah...

i know

thanks
for you attension