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常用的数据整理技术有哪些?

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使用分析Excel和Google Spreadsheets,分析它们之间的优缺点、

The company’s earnings dropped in 2018.

A. 对
B. 错

The company’s costs went down while prices went up.

A. 对
B. 错

The wholesalers lowered their prices to retailers.

A. 对
B. 错