根据汉语提供的情境选择正确答案。
1. 你的朋友过生日，在生日宴会上你该对你的朋友说：[ ]
A. Happy New Year!
B. You are happy.
C. Happy birthday!
2.今天你忘记带手表了，你想知道时间，你会问：[ ]
A. Can I have your watch?
B. What time is it?
C. Where is it?
3. 睡觉前，应对你的家人说： [ ]
A. Good morning.
B. Good night.
C. Bye-bye.
4.当你上课迟到时，你应该对老师说： [ ]
A. I'm sorry, I'm late.
B. I'm OK.
C. I'm Fnie，thank you.
5.如果你想知道他人的年龄，你会问： [ ]
A. How are you?
B. How old are you?
C. How about you?
