41. | The students in our class number thirty . |
| 我班总共有30名学生。
|
42. | Five times six is [are] thirty . |
| 5乘6得30。
|
43. | The accounting office starts work at nine thirty . |
| 会计室9点30分开始办公。
|
44. | The new bishop took orders thirty years ago. |
| 新主教是30年前 接受圣职的。
|
45. | His outlook on life was the same at fifty as at thirty . |
| 他50岁时的人生观同30岁时一样。
|
46. | His colleagues and former students compiled and published his essays in honor of his thirty years' service with the University. |
| 为庆祝他在这所大学工作30年,他的同事和过去的学生汇编并出版了他的论文。
|
47. | Thirty per cent of industrial fires result in business failure. |
| 30%的工业火灾导致企业破产。
|
48. | He is a man in the flower of his life, about thirty . |
| 他是个年富力强的人,大约30岁。
|
49. | It takes about thirty minutes on foot. |
| 步行大约需要30分钟。
|
50. | In our plant thirty percent of the work force are women. |
| 我厂劳动力中30%是妇女。
|