Usar "formal dance" en una oración

1. � General Browning told us yesterday that there would be an informal dance at his residence tomorrow night for us and the British soldiers

2. before taken any formal dance lessons

3. It was going to be like some formal dance where everyone knew the steps; Hanth could already see that much

4. “Could you be straight with me for one minute? Back on January twenty-third, you took Kathy to a formal dance at her school