译林版高中英语高一必修第三册20版课堂讲解视频
分类: 课堂视频
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目录
UNIT 1 Nature in the balance-Section A
UNIT 1 Nature in the balance-Section B
UNIT 1 Nature in the balance-Section C
UNIT 2 Natural disasters-Section A
UNIT 2 Natural disasters-Section B
UNIT 2 Natural disasters-Section C
UNIT 3 The world online-Section A
UNIT 3 The world online-Section B
UNIT 3 The world online-Section C
UNIT 4 Scientists who changed the world-Section A
UNIT 4 Scientists who changed the world-Section B
UNIT 4 Scientists who changed the world-Section C
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