Unit one

I'm zoom.

18'

Hello I'm Mike!

20'

Hi ,I'm Wu Yifan.

40'

Hi my name is zip.

54'

Goodbye!

27'

Bye ,Miss White

38'

Hello I am Chen Jie, what's your name?

51'

My name's Sarah.

36'

Hello I am Miss White.

4'

Hello I'm Wu Yifan.

4'

Hi I am Sarah.

4'

Hello I am Liu Xin.

4'

Hi I am John.

4'

预告

61'

I have a ruler.

5'

I have an eraser.

6'