LESSON 0－如何開始我的第一堂標準美語嘴型課程？
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課程章節 Tag 線上課程
LESSON 1－A
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LESSON 2－E
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LESSON 3－I
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LESSON 4－O
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LESSON 5－U
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LESSON 6－Vowel Practice
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LESSON 7－S&D
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LESSON 8－T
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LESSON 9－N
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