1. Which building will be knocked down?
2. These tablets should be taken before meals.
3. Coloured clothes must be washed separately.
4. He was sent out of the classroom by the teacher.
5. Spain will be visited by thousands of British tourists this summer.
6. My rotten tooth was pulled out by the dentist.
7. He is being questioned by the police now.
8. A complaint has been made by someone.
9. The lights had been left on.
10. My arm got broken when I fell out of a tree.