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Unit 17: The benefits of learning a second language
Exercise
Unit 17: Answer Keys
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Unit 18: Famous inventions and their creators
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Unit 18: Answer Keys
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Unit 19: How to stay safe while traveling abroad
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Unit 19: Answer Keys
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Unit 20: The importance of mental health awareness
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Unit 21: The role of art in various cultures around the world
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Unit 21: Answer Keys
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Unit 22: Interesting facts about space exploration
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Unit 22: Answer Keys
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Unit 23: Tips for saving money while traveling
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Unit 23: Answer Keys
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Unit 24: Common scams and frauds to watch out for online
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Unit 24: Answer Keys
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