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- 你今天怎么这么高兴? Why are you so bright and cheerful today?
- 你今天怎么这么高兴悟性强的? Why are you so bright and cheerful today?
- 今天怎么来得这么早? Why should you be so early today?
- 怎么 (interrogative pronoun)
- 这么 so (much)
- 今天你怎么这么高兴啊? What makes you so happy today?
- 生日快乐，祝你今天过得愉快！ Happy birthday. I hope today treats you well.
- 希望你今天过得愉快。 I hope today treats you well.
- 他们这么高兴以致把自己的帽子抛到空中。 They were so glad as to chuck their own hats up in the air.
- 你今天感觉怎么样？ How are you feeling today?
- 艾丽斯:吉姆怎么这么高兴啊?山姆:因为经理告诉吉姆下周他将升职。 Alice: What makes Jim so glad? Sam: Because the manager tells him that he will get a promotion next week.
- 你今天晚上有空吗? Are you free this evening?
- 玛丽，我从来没有看见过你丈夫这么高兴。 Mary, I've never seen your husband so gay.
- 你今天好像不高兴。 You seem out of humor today.
- 你怎么这么说？ What makes you say so?
- 你今天是怎么了? What's the matter with you today(= why are you behaving like this)?
- 今天老赵为什么这么高兴? Why is Lao Zhao so happy today?
- 你今天真漂亮。 You really look sharp today.
- 我相信你今天能完成这工作。 I rely upon you to finish the work today.
- 这种观念很明显；从来没有这么高兴过；我非常爱你；我的头痛得厉害！ The idea is so obvious; never been so happy; I love you so; my head aches so!
