About 2000 years ago, the chinese paper was made （) the hair－like parts of certain pla

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根据内容回答题。 he Great Newspaper WarUp until about 100 years ago, newspapers in the Un

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What aspect of the Earth 750 million years ago is the lecture mainly about？A．The changes i

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One day about ten years ago while working at the cash register in the gift shop at my University M