1. Things were different when I was young.
2. I do it because I like it.
3. Let us wait here until the rain stops.
4. You cannot be a lawyer unless you have a law degree.
5. She has not called since she left last week.
6. I saw him leaving one for two hours ago.
7. This is an expensive but very useful book.
8. We were getting tired so we stopped for a rest.
9. He was angry when he heard when happened.
10. Walk quickly or you will be late.
11. He had to retire because of illness.
12. We will go swimming next Sunday because it doesn’t rain.
13. I heard a noise so I turned the light on.
14. Would you like a coffee of tea?