-- Why not take exercise to keep fit? --- .
A. Because it’s too tired.
B. That’s all right.
C. Yes, I’d like to.
D. What a great idea!
网友回答
A. Because it’s too tired.
B. That’s all right.
C. Yes, I’d like to.
(答案→)D. What a great idea!
解析：考查情景交际。“为什么不参加锻炼来保持健康？”A“因为那样太累了”；B“没关系”；C“我很想”；D“好主意”。Why not常用于提建议，回答用“Good idea!”。故选D。