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Question 1/
Although + S + V, ....
In spite of / Despite + N/Ving,...
Question 2/
1. Although the film didn't receive good reviews from critics, many people went to see it.
2. In spite of/Despite the silly story, many people enjoyed the film.
3. They spent millions of dollars on making this film; however, it wasn't successful as expected./ Although They spent millions of dollars on making this film, it wasn't successful as expected.  
4. Although Jaws is one of Spielberg's first films, it is one of his best.
5. Although the film was a bit frightening, I really enjoyed it.

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