----- Mummy, I've finished all the work you assigned me.
----- !
A. You are well
B. It's good for you
C. It's good to you
D. Good for you
网友回答
A. You are well
B. It's good for you
C. It's good to you
(答案→)D. Good for you
解析：考查交际用语：A. You are well你很健康 B. It's good for you对你有好处
C. It's good to you这对你友好 D. Good for you做得好，句意：--妈妈，我完成了你布置给我的所有的工作。--做得好，选D。