Change the following sentences using the construction used to.
1. Patrick lived in Glasgow when he was little.
– Patrick used to live in Glasgow.
2. Margo sang at school concerts when she was a little girl.
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3. There was a beautiful park here many years ago.
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4. People wrote messages on paper twenty years ago.
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5. Three hundred years ago people bought food at markets.
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6. People travelled on horse or by ship in the 19th century.
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