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Lesson 7 My friend 教学
230
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lesson 7 My friend 精讲
167
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Lesson 8 Letters 教学
197
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Lesson9 Open and Close 微课
165
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Lesson9 Open and Close教学
167
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Lesson10 Red,yellow,blue,green 教学
116
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Lesson10 Red,yellow,blue,green 精讲
155
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Lesson11_Orange, Brown, White, Black 教学
129
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Lesson 11 Orange,brown,white,black 精讲
114
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Lesson 12 More letters 微课
121
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Lesson 12 More letters 教学
155
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Lesson 12 More letters 精讲
128
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Lesson 12 More letters 试教
152
