Helen: Does your family speak German?
Mike: Yes. My parents speak German fluently.
Helen: How well does your sister speak German?
Mike: Pretty well. But she speaks German with an American accent.
Helen: Do you make mistakes when you speak German?
Mike: Yes. I often make mistakes in grammar.
Helen: Do you understand your parents when they speak German?
Mike: Yes. I understand them perfectly.
Helen: How many languages do your parents speak?
Mike: Three. They speak German and English very well, and they can speak French, too.
Helen: How many languages do you speak?
Mike: Well, I speak English and German fluently.