| 1. | By applying certain threshold levels, 40 countries were identified with the most urgent population problems .
通过用某些限界标准衡量，四十个国家存在着最紧急的人口问题。 |
| 2. | He had not tasted food for forty hours
的确是，他已有四十个小时没吃任何东西了。 |
| 3. | There were about forty , more or less , regular callers
有四十个左右是这里的常客。 |
| 4. | There are more than forty applicants for this job
超过四十个求职者来应征这份工作。 |
| 5. | Forty couldn t a done every thing that s been done
四十个也干不了那一桩桩，一件件啊。 |
| 6. | This virus has killed birds in about forty countries
该病毒导致四十个国家的家禽死亡。 |
| 7. | Our class is made up of forty students
我们班是由四十个学生组成的。 |
| 8. | Came a day when for forty hours he had not tasted food
有一天地已经是四十个小时没吃东西了。 |
| 9. | Are there forty students in your class
在你们班是有四十个学生吗 |
| 10. | After spending forty days and nights without food , jesus was hungry
他一连四十个昼夜没有吃什麽，之后饿了。 |
