A: Are you a good driver? B: Yes, I'm rather good at driving. A: I need you to teach me how to drive. B: Yes, but do you have your learner's permit? A: Yes, I have it. B: Have you ever driven a car before? A: I drove a car before, but only once. B: Are you aware of all the controls in the car? A: I already know all of them. B: When would you like me to start teaching you? A: When do you have time? B: Call me tomorrow, and we'll get started.