Lesson 80
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Lesson 79 By air
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Lesson 78 The last one?
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Lesson 77 A successful operation
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Lesson 76 April Fool's Day
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Lesson 74 Out of the limelight
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Lesson 73 The record holder
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Lesson 72 A car called Bluebird
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Lesson 71 A famous clock
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Lesson 70 Red for danger
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