Exercise 4: Put the verbs in the brackets in the correct tense, past simple or past continuous. Use the passive form if necessary.
1. When she heard the phone ring, she _______ (stop) reading to answer it.
2. My mother _______ (read), so she didn't see me walking past.
3. When the accident happened, thousands of people _______ (pass) through the airport.
4. I _______ (have) English lessons every week from the age of four onwards.
5. They decided to leave the beach because it _______ (get) dark and they wanted to get home while there was still some light.
6. Kate already _______ (think) of leaving university before she failed her first year exams?
7. Since your house had a pool, you _______ (swim) every day?
8. The disaster _______ (attract) hundreds of people from the country to the city.
9. Sorry I couldn't come on Monday, I _______ (work) on my project.
10. The national park _______ (create) to protect wildlife.