5 класс. Помогите срочно!!!! Underline the mistakes and correct them.- Have you already

5 класс. Помогите безотлагательно!!!! Underline the mistakes and correct them.
- Have you already been in the shop?
-Yes, i was.
-You bought everything?
-Yes,
-And what you did after school?
-I watched a film from 4 to 6.
-While I watched it, my grandma phoned me.