Since 1929, when the global telegraph business peaked, the number of telegrams delivered annually have decreased from 200 million to only 21,000 last year.
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Ahave decreased from 200 million
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Bhave been reduced from 200 million
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Chas decreased from 200 million
分析该选项
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Dhas been reduced from 200 million down
分析该选项
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Ehas decreased from 200 million down
分析该选项
显示答案
正确答案: C