Найдите 7 ошибок. 1- have you already been in the 2- yes,i 3- you bought 4- 5- and what you did after 6- i watched a film from 4 to 7- while i watched it, my grandma phoned

Have you already been at the shop?
Yes, I have.
Did you buy everything?
Yes, I did.
And what did you do after school?
I watched the film from 4 to 6.
While I was watching it, my grandma phoned me.