Correct the sentences.
Образец:
He received a lot of Christmas letters.
He received a lot of Christmas cards.

1. I have a lot of parents in Madrid.
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2. I think that maths is an easy signature.
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3. We always watch the notices on television after dinner.
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4. The concert was a big exit, all the fans were happy.
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5. The weather forecaster advertised drivers about the heavy rain.
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