birthday的复数

birthday的复数形式是birthdays。birthday主要用作名词，意思是：生日；诞生的日子；开始的日子。birthday的读音是： [ˈbɜːrθdeɪ]。

一、双语例句

1.His birthday is Monday fortnight. 　

他的生日是两星期后的星期一。

2.Today is her tenth birthday.

今天是她的十岁生日。

3.I feel awful about forgetting her birthday.

我忘了她的生日，感到很难过。

4.All our family came to Grandad's eightieth birthday party.

我们所有的亲属都来参加了祖父八十寿宴。

5.The cake had 'Happy Birthday' piped on it.

蛋糕上裱了“生日快乐”的字样。

6.We all crowded into her office to sing 'Happy Birthday'.

我们全都涌进她的办公室，唱“祝你生日快乐”。

7.My birthday falls on a Monday this year.

今年我的生日适逢星期一。

8.This is her fourteenth birthday. 　

这是她的第十四个生日。

9.When does the birthday party take place?

生日庆祝会什么时候举行？

10.I gave him a baseball mitt for his birthday. 　
为祝贺他的生日，我送给他一只棒球手套