`II`
1. He didn't come because of being sick/ his sickness.
2. Because of the thick fog the train was late.
3. Because of the bad weather the plane couldn't take off.
4. Because of her mother's sickness she stayed at home.
5. Because of his good conduct all the teachers love him.
6. Because of the noise we couldn't study.
7. Because of the noise, Mary can't sleep.
8. Because of often forgetting things, his wife usually gives him a list.
9. Because of his hard life, he left school.
10. Because of getting up early, he wasn't late for the first train.