| 21. | He received a failing grade on the term paper. |
| 他的学期论文得了个不及格分数。
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| 22. | This pupil has a high grade of intelligence. |
| 这个学生智力很高。
|
| 23. | These pearls are of the highest grade . |
| 这些珍珠是最上等的。
|
| 24. | The rank of major is one grade higher than that of captain. |
| 少校军阶比上尉高一级。
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| 25. | All the rough grade of lumber should be stacked over here. |
| 所有毛坯木料都堆到这边来。
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| 26. | The lorry had a hard time going up the steep grade . |
| 那辆卡车艰难地爬陡坡。
|
| 27. | Business is now on the up grade . |
| 眼下生意蒸蒸日上。
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| 28. | A railroad crosses a highway at grade . |
| 铁路与公路在同一个水平面上相交叉。
|
| 29. | Throw out all lumber that is below grade . |
| 把所有不合质量标准的木料扔掉。
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| 30. | This shipment is not up to grade . |
| 这批货物不合格。
|