1. We don’t have to be at the meeting. It’s voluntary.
2. I often go to the cinema on Sunday evenings.
3. He couldn’t remember where he had parked his car.
4. I was sitting on the train when suddenly my mobile rang.
5. Hello! Come in. I’ve just made some iced tea. Would you like some?
6. Exercising before breakfast is the best time of the day if you want to burn calories.