| 1. | All tv stations specialize in time wasting . 电视台都擅长浪费时间。 |
| 2. | Many libraries specialize in genealogy . 许多图书馆专门收藏氏族家谱。 |
| 3. | Many students specialize in engineering . 许多学生专攻工程学。 |
| 4. | She specializes in computer science . 她专攻计算机科学。 |
| 5. | We specialize in glass making . 我们专门从事制造玻璃。 |
| 6. | His son specializes in geology . 他的儿子攻读地质学。 |
| 7. | Most students do not expect to specialize in economics . 大多数学生并不想把经济学作为专业。 |
| 8. | Graduate students specialize in a particular field of study . 研究生专攻一个专门的学术领域。 |
| 9. | It had been a firm specializing in funeral parlors and parking lots . 它曾经是一个专门经营殡仪馆和停车场的公司。 |
| 10. | Students specialize in a particular type of practical joke -- the hoax . 大学生擅长于特殊形式的恶作剧戏弄人。 |