What does the passage mainly discuss? Which of the following is true about the human diet prior to the Neolithic period?

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问题 What does the passage mainly discuss?
Which of the following is true about the human diet prior to the Neolithic period?

选项 A、It consisted mainly of agricultural products
B、It varied according to family size.
C、It was based on hunting and gathering.
D、It was transformed when large numbers of people no longer depended on the grain they grew themselves

答案C

解析

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托福（TOEFL）

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What does the passage mainly discuss? Which of the following is true about the human diet prior to the Neolithic period?

托福（TOEFL）

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Questions34-39Completetheflow-chartbelow.ChooseNOMORETHANTWOWORDSAND/ORANUMBERfromthepassageforeachanswer.W

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