Rewrite as one sentence using a relative clause

Ex4. Rewrite as one sentence using a relative clause.
(Xác định rõ là MĐQH xác định hay là MĐQH không xác định để xem có cần thêm dấu
phẩy (,) hay không)
1 My grandfather was an airline pilot. He is sixty-five years old now.
=> My grandfather, who is sixty-five years old now, was an airline pilot.
2. Friendly People is a comedy. It's my favorite programme.
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3. Michael often comes to play with me. He hasn't got any brothers and sisters.
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4. The woman loves wearing hats. Her hair is brown.
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5. New York is an enormous city. It's where I was born.
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6. The CD is scratched. I only bought it yesterday.
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7. The man has got some great shirts! He hates me borrowing his clothes.
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8. Neighbors have never invited us to dinner. Their house is directly opposite ours.
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