Похоже, что предложение неполное. но допустим там "every week".
Does my father wash the car every week? Yes, he does. No, he doesn't.
How often does my father wash the car?
Похоже, что предложение неполное. но допустим там "every week".
Does my father wash the car every week? Yes, he does. No, he doesn't.
How often does my father wash the car?