情景对话：
- I was hoping to impress her by tracking her down on the Internet and then showing up unannounced at her door.
- Making the extra effort. Good for you.

知识点讲解：

1、祝贺别人
比如有人终于找到了工作
或是朋友在比赛中获得好成绩

【例句一】
A: I finally found a job.
我终于找到了工作。
B: Good for you! I'm so happy for you.
太棒了，我真为你高兴。

【例句二】
A: I won first place in the tournament.
我比赛得了第一名。
B: Good for you! What was the prize?
太棒了，你得了什么奖啊？

2、赞许别人的行为
正面积极的赞许

【例句一】
A: I finally left Tara.
我终于离开了Tara。
B: Good for you! She always treated you badly.
做得好，她一直都对你不好。

【例句二】
A: Well, I was able to track down the owner of that lost watch and I returned it.
哦，我终于找到了那块表的失主，把表还给他了。
B: Good for you! Even though you could've gotten a lot for it, you did the right thing.
做得好！虽然你可以把那个表卖很多钱，但是你做的是对的。

3、表示讽刺或不在乎别人的成就
可以表示敷衍，非正面积极的回答

【例句一】
A: It took me over 4 hours, but I finally beat the last level.
花了四个小时，但是我终于打通这一关了。
B: Oh, good for you.
哦，好吧。

继续对话：
A: Sarah is getting married, again.
Sarah又一次结婚了。
B: Good for her. Is that her third one?
哦，不错哦。这是她第三次结婚了吧？

Tip：在使用good for you表达时，
除了语境，你的语气也很重要哟~