Change clauses of reason to phrases

Change clauses of reason to phrases:

1.the burglars were able to break into his house. He has forgot to lock one of the windows

2. The teacher is sick. We'll have no class tomorrow

3. He studies maths very hard. He wants to become a teacher of maths

4. Peter was worried. Mary was late

5. The T.V program was uninteresting. They went to bed early

6. I couldn't answer all the oral questions well. I felt too nervous

7. the burglars were able to break into his house. He has forgot to lock one of the windows

8. The exercise is not eassy. I shall have to consult my teacher

9. I didn't come in time. There was a traffic jam

10. Because of driving too fasst, he caused a serious accident

11. He carried the bed onto the roof of his house because of the hot weather

12. Because of having an accident, these students arrived late

13. The train was late because the fog was thick

14. The plane couldn't take off because the weather was bad

15. She stay at home because her mother was sick

16. All the teachers love him because his conduct is good