B2.
1) Although Tom was a poor student, he studied very well.
=> In spite of being a poor student, Tom studied very well
2) Mary could not go to school because she was sick.
=> Because of being sick,Mary couldn’t go to school
3) Although the weather was bad, she went to school on time.
=> Despite the bad weather,she went to school on time
4) My mother told me to go to school although I was sick.
=> In spite of my sickness,my mother told me to go to school
5) Because there was a big storm, I stayed at home.
=> Because of a big storm, I stayed at home
6) Tom was admitted to the university although his grades were bad.
=> Despite Tom’s bad grade,he was admitted to the university
7) Although she has a physical handicap, she has become a successful woman.
=> Despite her physical handicap,she has become a successful woman
8) In spite of his good salary, Tom gave up his job.
=> Although Tom got a good salary, he gave up his job
9) Though he had not finished the paper, he went to sleep.
=> In spite of having not finished the paper,he went to sleep
10) In spite of the high prices, my daughter insists on going to the movies.
=> Even though the prices are high, my daughter insists on going to the movies