6 Look at the pictures and complete these sentences
1) john was doing his homework when (пример)
2) ... when the telephone rang.
3) ... when it began snowing.
4) ... when his mother came.
5) ... when the music stopped.
6) ... when it started raining.
7) ... when he saw a squirrel.
8) ... when it became dark.
9) ... when I saw my friend.