Помогите пожалуйста!
Раскройте скобки употребляя глаголы в Past Indefinite или Past Continuous/
1. When we (to go) to the cinema we (to meet) our friends.
2. When we (to walk) about in the forest, we (to see) a squirreel.
3.When father (to read) a book on the sofa, he (to fall) asleep.