The author mentions fish in the first paragraph because ________.

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• The author mentions the Balkans in the passage in order to explain why ______.

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• Why does the author mention "the Louisiana Purchase"？

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• Why does the author mention "Indian mustard"？

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• In Paragraph 2, the author mentioned Defoe, Jane Austen and Hardy to show______ .

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• Why does the author mention Native American and Aborigine groups in paragraph 3？

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• Why does the author mention mosquitoes and fleas in paragraph 5？

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• The author s mention of sticks and telephones is meant to suggest that______.

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