C Complete these sentences, putting the verbs in the past simple or the past continuous. 11 was working, upstairs when the accident happened. ....(work) (happen) 2 He ....... the book and to read. (open) (start) 3 We the film, when suddenly the electricity off. (enjoy) (go) 4 When she the news, she to cry. (hear) (begin) 5 Everyone quietly. Suddenly the door open. (talk) (burst) 6 When I ......... the doorbell, I downstairs. (hear) (run)

Sure! Here are the completed sentences with the correct past simple or past continuous forms of the verbs: 1. I was working upstairs when the accident happened. (work) (happen) 2. He opened the book and started to read. (open) (start) 3. We were enjoying the film when suddenly the electricity went off. (enjoy) (go) 4. When she heard the news, she began to cry. (hear) (begin) 5. Everyone was talking quietly. Suddenly, the door burst open. (talk) (burst) 6. When I heard the doorbell, I ran downstairs. (hear) (run) Let me know if you need further assistance!