1. He took a rest because he felt unwell.
=> Because of...
2. Although I didn’t eat anything, I didn’t feel hungry. => Despite...
3. They slept soundly although the night air was hot. => In spite of...
4. Our flight was delayed because the fog was thick. => Because of...
5. She missed the best part of show because of leaving so soon.
=> Because...
6. Despite not trying hard, he always managed to get the work done.
=> Although...
7. In spite of the high prices, my brother insisted on buying a motorbike. => Although...
8. I went to work late because of the bad traffic.
=> Because...
1. He took a rest because he felt unwell.
=> Because of...feeling unwell, he took a rest.
2. Although I didn’t eat anything, I didn’t feel hungry. => Despite..not eating anything, I didn’t feel hungry..
3. They slept soundly although the night air was hot. => In spite of..the hot night, the slept soundly.
4. Our flight was delayed because the fog was thick. => Because of...the thick fog, out flight was delayed.
5. She missed the best part of show because of leaving so soon.
=> Because...she left so soon, she missed the best part of (the) show.
6. Despite not trying hard, he always managed to get the work done.
=> Although...she did not try hard, he always managed to get the work done.
7. In spite of the high prices, my brother insisted on buying a motorbike. => Although...the prices were high, my brother insisted on buying a motorbike.
8. I went to work late because of the bad traffic.
=> Because... the traffic was bad, I went to work late.