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16. What philosopher of antiquity married a shrew?
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17. What flower, in the middle of the seventeenth century, became the subject of a popular mania?
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18. What is the best soil on which to build a house?
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19. Did anyone ever swim across the Channel from England to France?
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20. What great lady once in a temper cut off her long and beautiful hair and flung it in her husband's face?