​Rewrite these following sentences as directed. The man who is standing there is my brother. The books which were written by Nam Cao are interesting. John is the youngest person who takes part in the race

​Rewrite these following sentences as directed.
1. The man who is standing there is my brother.
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2. The books which were written by Nam Cao are interesting.
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3. John is the youngest person who takes part in the race.
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