M: Mom, in the cake is so delicious and I've eaten too much. All I want to do now is to lie down and take a nap. ,F: Oh, sweet heart. You know the old saying goes: after supper walk a mile.
(A) M: Yes, I should have another cake. (B) M: I agree with you. I must have a walk after eating. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: You should go for a walk.
B