There are 7 mistakes in the following conversation.
Underline the mistakes and correct them.
1--Have you already been in the shop?
2--Yes,I was.
3--You bought everything?
4--Yes,
5-- And what you did after school?
6--I watched a film from 4 to 6.
7--While I watched it, my grandma phoned me.

1 - Have you already been to the shop?

(-Have you already been in the shop?)

2 - Yes, I have.  

   (-Yes, I was.)

3 - Have you bought everything?

          (-You bought everything?)

4 - Yes, I have.      (-Yes,)

5 - And what did you do after school?

  ( - And what you did after school?)

6 - I was watching a film from 4 to 6.

     (-I watched a film from 4 to 6.)                            

7 - While I was watching it, my grandma phoned me.

     (-While I watched it, my grandma phoned me.)