7. Because of her mother's sickness, she stayed at home
8. Despite his family's poverty, he didn’t leave school
9. Because of his good conduct, all the teachers love him
10. Despite the fog, the flight was not delayed
11. because of the noise, we couldn't study
12. In spite of the cold, I went swimming 
13. Despite the traffic jam, these students didn’t arrive late
14. Because of the noise, Mary can’t sleep
15. In spite of working very hard, she didn't get ill
16. because of forgetting things, his wife usually gives him a list
17. despite having much experience, he didn’t succeed in repairing the machine
18. despite having failed so often, he has never been disappointed
19. In spite of not having eaten anything for 24 hours, I didn’t feel hungry
20. He ate all the fruits despite being green
21. because of his hard life,he left school
22. despite not having finised the paper,  he went to sleep
23. because he is often late to work, he is dismissed
24. because he drove too fast, he caused a serious accident
25. In spite of the narrow streets, many people drive cars in this city