| 1. | Paul is a bright, athletic fourth-grader .
保罗是个伶俐、爱活动的四年级学生。 |
| 2. | On the night of the prom the seniors were on a cloud .
学校举行舞会那天晚上，四年级学生都兴高采烈。 |
| 3. | Seniors of the threshold of the diplomatic career are expected to take this course .
希望即将从事外交工作的四年级学生选修本课程。 |
| 4. | As a senior , peter is writing his thesis
作为大学四年级学生，彼得正在写毕业论文。 |
| 5. | Michael is a senior student at university
（迈克尔是一名大学四年级学生。 |
| 6. | Algebra is beyond the comprehension of fourth - grade pupils
代数是小学四年级学生所不能理解的。 |
| 7. | On the night of the prom the seniors were on a cloud
举行学生舞会的晚上，四年级学生都兴高采列。 |
| 8. | As a senior , peter is writing his thesis
作为大学四年级学生 |
| 9. | I ’ m a senior at yale university
我是耶鲁大学四年级学生。 |
| 10. | I am in my senior year to study geophysics in peking university now
我是北京大学地球物理系本科四年级学生。 |
