Ex.4. Fill in the1. The level of is usually high in developed countries.
2. The requirements for a candidate are in different companies.
3. Several articles were ___ in this law.
4. There are agreements between organizations and trade unions.
5. There were several between these two companies.
6. The average of the population is increasing.
7. This town is well-known for its famous .
8. All members of the committee have come to the general .
9. The employer a person for a specified time.
10. The work product generally becomes the of the employer gaps with the active vocabulary from Ex.1-3 and from the text: