In 1914 a total of 469,000 cars and trucks were produced in the United States, but in 1929 almost twice the numbers of trucks alone came off the assembly lines.
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Athe numbers of trucks alone
分析该选项
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Bthat number of trucks alone
分析该选项
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Cthe number of trucks by themselves
分析该选项
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Das many trucks themselves
分析该选项
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Eas many trucks by themselves
分析该选项
显示答案
正确答案: B