Explicație:
1.Nick was playing computer games when his mother came home from work.
2.When his father entered the room,Nick and his mother were talking.
3.Nick's mother was looking for a book when her sister called.
4.When Nick and his father came,mother was makeing fruit salad.
5.Nick's father was washing the car when Nick asked him for help.
6.Nick and his friend were going to the swimming pool when they met Nick's cousin.
Succes !
