Combine each pair of the sentences using relative clauses

Art : Combine each pair of the sentences using relative clauses.
1,Could you iron those trousers ? They are hanging up behind the door .
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2, He worked with some people . They thought he was stupid . 
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3, I saw a girl . Her beauty took my breath away .
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4, The film is about two people . Their plane crashed in the jungle.
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5, We spent our holiday in Scotland last year . Scotland is in the north of Great Britain. 
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THANKS