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7. Despite having kept his promise many times, he isn't still believed by her.
8. Despite spending more than 2 hours discussing, we couldn't make a decision with full agreement.
9. Despite having a lot of experience in machinery, he couldn't repair the machine in our office.
10. I couldn't sleep despite being very tired.
11. Despite not being an intelligent student, he can learn very fast.
12. Despite having a physical handicap, he has become a successful business man.