网址：http://m.1010jiajiao.com/timu3_id_3255085[举报]
Let's to sing a song at nine o'clock.
Sing a song as you like．
Sing a song or a chant as you like．(唱一首歌或歌谣)
Sing a song or say a poem as you like．
Sing a song or say a chant．(录一首歌或者歌谣)
1)Pen and pencil．
2)What's in the box?
3)Bounce the ball．
4)Happy birthday to you．
