Until the 16th century the earth______to be flat.A．is believedB．has been believedC．believe

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• 1、The first textbook ______ for teaching as a foreign language came out in the 16th century.
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• 2、How would a man be punished if he took more than his share of salt in the 16th century？A．L
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• 3、The most typical English sport having been in existence since the 16th century isA．rugby
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• 4、Several centuries ago people did not believe that the earth______round the sun.A．revolvedB
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• 5、Stonehenge is a famous monument dated from the 16th century.（)
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• 6、Between the 18th Century and 19th Century social advancement for men was through the
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