Lesson 18 [00:03.47]第十八课 [00:06.95]1.Just practise [00:08.40]1.练习 [00:09.85]How many music classes do you have a week? We have two. [00:15.95]你们一个星期有多少节 音乐课? 我们有两节. [00:22.05]What do you do in the music...
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