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通过条件成 绩：60 分
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Unit 7: The World’s Oldest University
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Unit 7: 21st Century Wonders of Engineering
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21st Century Wonders of Engineering.mp3
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Unit 8: Which English Will We Speak?
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Unit 8: Sign Language
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Unit 9: How Do We Celebrate?
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Unit 9: My Songkran Festival Journal
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Review Unit 3 Amazing Machines
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Unit 10: The Age of Adulthood
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Unit 10: Firsts in Life
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Unit 11: What\\\'s Your Sign?
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Unit 11: Palm Reading or Hand Reading?
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Unit 12: The Greedy Innkeeper
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Unit 12: Internet Hoaxes
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