What a happy day?和How a happy day?有什么区别?

What a happy day?和How a happy day?有什么区别? what a happy day it 作文a happy day A happy day A happy christmas day What a happy day is对还是What a happy day对,为什么? how beautiful the day is what a beautiful day 翻译有什么区别 英语作文：A happy day 英语作文A happy Day A happy day的作文 英语作文 a happy day A happy day Spring Festival