Ответ:

1-Cause-Result

2-Result-Cause

1.I don't eat broccoli because I don't like it

2.She went home because she was tired

3.The train was very expensive so we went by bus

4.It started to rain so we had to stop the tennis match

5.My grandmother's ill so I'm going to visit her

6.I enjoy history lessons because I really like the teacher.