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a grade造句
31. In printing, a grade of paper made for hand writing and used in typewriters. It can also be used for printing. 32. Note: Deducting ten points together makes a grade of moral quality degraded. 33. She was incidentally found to have a Grade 1 isthmic type of spondylolisthesis. 34. Designs or modifies a grade record book to record these results. 35. The Chinese feudal society was a grade society of patriarchal clan system.