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Lesson 7 My friend 教学
231
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lesson 7 My friend 精讲
169
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Lesson 8 Letters 教学
199
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Lesson9 Open and Close 微课
167
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Lesson9 Open and Close教学
170
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Lesson10 Red,yellow,blue,green 教学
119
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Lesson10 Red,yellow,blue,green 精讲
157
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Lesson11_Orange, Brown, White, Black 教学
132
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Lesson 11 Orange,brown,white,black 精讲
117
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Lesson 12 More letters 微课
122
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Lesson 12 More letters 教学
159
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Lesson 12 More letters 精讲
130
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Lesson 12 More letters 试教
154
