Lesson 8 [00:03.17]第八课 [00:06.35]1.Just practise [00:07.69].练习 [00:09.04]What are these? They're hens. [00:12.10]这些是什么? 它们是母鸡. [00:15.16]Can ducklings swim? Yes,they can. /Certainly. [00:20.42]鸭会游泳吗? 是的,它们...
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