| 1. | He himself had only finished the fourth grade .
他自己只上完四年级。 |
| 2. | He graded the students according to ability .
他将学生们按能力分级。 |
| 3. | A clade may contain many grades .
一个进化枝可能包括许多进化级。 |
| 4. | Well, we advertise grade a beef .
可是，咱们标着卖的是甲级牛肉。 |
| 5. | Grade cutoff is sharp within inches .
数英寸内的品位变化很急剧。 |
| 6. | The texts should be graded in order of difficulty .
课文要按难易程度编排。 |
| 7. | The disposal of the third grade spells difficulty .
出售三级品意味着有困难。 |
| 8. | He received a falling grade on the term paper .
他的学期论文得了个不及格分数。 |
| 9. | I was assigned to the fifth grade .
我被安排到五年级了。 |
| 10. | Yes , she always gets high grades .
是的，她总是拿高分。 |
