He made a careless mistake when submitting the report.

She won the beauty contest last year.

His outfit was a complete mismatch.

He finished the exam without mistakes.

He finished the exam without any mistakes.

He completed the piano performance without making any mistakes.

He made a careless mistake in the test.

My personal thought is that everyone should be treated equally.

When I first met her, I introduced myself saying, 'I am Japanese.'

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