For thousands of years people communicated ___ little more than words, stone tablets, and smoke signals.

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For thousands of years people communicated ___ little more than words, stone tablets, and smoke signals.

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The unique island( )of Hainan attracts hundreds of thousands of tourists every year.

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The earthquake left thousands of people in _______ need of medical care.

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单选题

The first man who cooked his food,instead of eating if raw,lived so long ago that we have no idea who he was or where he liveD.We do know,however,that for thousands of years,food was always eaten cold and（ ）.

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