Change these sentences into active voice
1. Meals are cooked by my sister every day.
2. The floor was cleaned by mymother yesterday.
3. Ten emails are written for 2 hours by my friend every day.
4. Our house is painted by my father wherver Tet comes.
5. Groceries were bought at the supermarket by my sister yesterday .
6. A pencil is used to draw beautiful pictures by my brother.
7. All their word was finished ast night .
8. Every morning , many morning exercies are done by me .
9. Trees and flowers are planted in the garden by us every summer .
10. Informatics is studied at school.