1. They’re such easy questions that everyone can answer them.
2. The boy whose parents died in a traffic accident will receive some money to continue his study.
3. Motorbikes are being produced in Vietnam.
4. If I had been there yesterday, I would have known who he was.
5. Unless you try hard, you can’t pass the examination.
6. The more money they spent, the harder they had to work.
7. The cover was thought to be made of iron.
8. He went to London where he had lived when he was a boy.