Помогите срочно пожалуйста
Choose the correct option.

1- He painted this room all by him / himself.
2- Don’t look at me / myself like that!
3- Help you / yourself to this pie.
4- I didn’t see her / herself yesterday.
5- You can relax and enjoy you / yourselves at our spa-hotel.
6- She wrote a letter and put it / itself on the shelf.
7- When I was a teenager, I used to be all by me / myself in the house because my parents worked a lot.
8- This exercise is very difficult. Will you help us / ourselves?