Sarah：Look at you. You are handsome and energetic now. How do you make it?
Mike：I eat a lot of healthy food and exercise a lot.
Sarah：What do you usually eat?
Mike：I eat a lot of vegetables and fruit. I never eat fast food.
Sarah：Why don’t you eat fast food?
Mike：You may become fat after you eat fast food every day. By the way, you also need to exercise. Going biking is good for you.
Sarah：Do you do it with your friends?
Mike：No, with my parents. They both love biking. We also go hiking or go mountain climbing together. Sometimes I go swimming, too.
Sarah：You exercise a lot!
Mike：Yes, I do. Exercising is good for us.
【題組】39. What does energetic mean?
(A) Well.
(B) Bad.
(C) Hungry.
(D) Careful.