B Combine the sentences into one sentence using defining or non-defining relative clauses. Use commas where necessary (5 marks).

Example:

This mobile phone was found in the lobby. It must have been lost by a student.

This mobile phone, which was found in the lobby, must have been lost by a student.

1. My sister lives in Madrid. My sister is a couple of years younger than me. (1 mark)

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2. One of my brothers lives in Seville. He works for a company. The company makes computers. (2 marks)

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3. My older brother lives in Barcelona. He is coming to visit next week. (1 mark)

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4. The last time I saw him was in France. We went skiing in France. (1 mark)

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