Period 3　Letter time, Song time & Checkout time
 一、听录音,把下面的内容补充完整。
1.WTO　
2.DIY　
3.X.O　
4.Z257
二、听录音,按所听顺序用1—6给下列图片排序。
1.This doll is for you, Su Hai.
2.Happy Birthday to you, Yang Ling.
3.Happy New Year, Grandpa and Grandma.
4.—What’s that?
—It’s a blue ball.
5.—Look at my toy car.
 —How nice!
6.Liu Tao, this is my uncle.