问题
问答题 简答题
HM液压油按质量分为几个品种？请写出这些品种来。
答案
参考答案：
HM液压油按质量分为两个品种。优等品和一等品。
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HM液压油按质量分为几个品种？请写出这些品种来。
参考答案：
HM液压油按质量分为两个品种。优等品和一等品。
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| In many countries, farmers and their families live in villages. But in America a 1 family usually lives on its fields, far from 2 . They don't travel from their village to the fields every 3 . They sometimes travel to the 4 market on Saturdays or Sundays for shopping. The children go to school by 5 These schools are for all the 6 of the farm families in the area. In some areas, there are small schools for 7 farm families, and the children 8 to school. Today there are cars for children. And there are 9 to help farmers work. All of these make the farmers' life 10 . | ||||
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