Are 7 mistakes in the following conversation. 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.

Have you already been in the shop?(верно)
Yes,I HAVE(исправила)
Did you buy anything(исправила)
And what did you do after school?(исправила)
I watched a film from 4 to 6(верно)
While I was watching it,my Grandma was phoning me(исправила)