Rewrite:
1.Our sources of energy will soon end if we don’t try to save them. Unless............................................................................................................................
2. Barbare plays chess better than Mike. Mike doesn’t........................................................................................................................
3. Despite the silly story, many people enjoyed the film (although) ...............................................................................................................................................
4.Although the ticket price was high, many people went to see that film. (However) ...............................................................................................................................................
5.He performs very well, although he is young (Despite) ...............................................................................................................................................
6. It was a comedy, but I didn’t find it funny at all. (In spite of) ...............................................................................................................................................
7. The film was so boring. However, Jack saw it from beginning to end. (but) ...............................................................................................................................................
8.In spite of having a happy ending, the film begins with a terrible disaster.(although) ...............................................................................................................................................
9. Although the film was a bit frightening, I really enjoyed it. (Despite) ...............................................................................................................................................
10. He is young, but he performs very well. (In spite of)
1.Our sources of energy will soon end if we don’t try to save them.
=> Unless we try to save our sources of energy, they will soon end.
2. Barbare plays chess better than Mike.
=> Mike doesn’t play chess as well as Barbare.
3. Despite the silly story, many people enjoyed the film (although)
=> Although the story was silly, many people enjoyed the film.
4. Although the ket price was high, many people went to see that film. (However)
=> The ket price was high; however, many people went to see that film.
5. He performs very well, although he is young (Despite)
=> Despite being young, he performs very well.
6. It was a comedy, but I didn’t find it funny at all. (In spite of)
=> In spite of the fact that it was a comedy, I didn't find it funny at all.
7. The film was so boring. However, Jack saw it from beginning to end. (but)
=> The film was so boring but Jack saw it from beginning to end.
8.In spite of having a happy ending, the film begins with a terrible disaster.(although)
=> Although the film has a happy ending, it begins with a terrible disaster.
9. Although the film was a bit frightening, I really enjoyed it. (Despite)
=> Despite the fact that the film was a bit frightening, I really enjoyed it.
10. He is young, but he performs very well. (In spite of)
=> In spite of being young, he performs very well.