EX 4. Join each pair of sentences using because, as or since. 1.He stopped the car because the traffic lights turned red. (because) 2.Jane didn’t join our programme. She had to take a summer course. (as) As Jane had to take a summer course, she didn’t join our programme 3.He behaved very rudely. Everyone dislike him. (since) 4.They like doing something useful. They do volunteer work. (because) 5.I won’t be able to attend the meeting. I’ll be on holiday with my family. (since) 6.It was raining heavily. We decided to stay home and watch TV. (as) 7.He wants to get fit. He’s training hard. (because) 8.Sally was ill. She didn’t go to school yesterday. (since)