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Hello!
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Unit 1: Generation gaps and Independent life
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Unit 2: Vietnam and ASEAN
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A
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Unit 3: Global warming and Ecological systems
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Unit 4: Preserving World Heritage
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B
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Review (Units 1 - 4)
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Unit 5: Cities and Education in the future
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Unit 6: Social issues
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C
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Unit 7: Healthy lifestyle
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Unit 8: Health and Life expectancy
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D
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Review (Units 5-8)
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Vocabulary Expansion
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Grammar Expansion
