人教（新起点）一年级上册 Unit 3 Lesson 3 听力动画

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B Let's sing.

B 唱一唱。

Two little black birds sitting on a hill. One named Jack, one named Jill. Fly away Jack, fly away Jill. Come back Jack,come back Jill. Two little black birds sitting on a hill. One named Jack, onenamed Jill.