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[00:00.00]恒星英语学习网 Unit 2  第二单元  Pen and pencil.
[00:08.83]Activity 1 活动一  Listen,point and learn to say.
[00:23.22]a book  a pencil  a bag   a ruler  a pen
[00:53.97]Activity 2  活动二  Chant.
[01:06.56]Pen and pencil.Pencil and pen.Pen and pencil.Say it again!