2. 学历提升
  3. To mark students' test papers, a checking machine is used.

To mark students' test papers, a checking machine is used.

admin2020-12-24  20
问题 To mark students' test papers, a checking machine is used.
选项
答案为判学生的试卷使用了判卷机
解析为判学生的试卷使用了判卷机
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