2 .
1. depend, dependence, interdependence, independence, independent; 2. necessary, necessities, necessarily, unnecessary, unnecessaries; 3. vary, various, variety; 4. secure, security; 5. relative, relatively; 6. profit, profitable, profitability, profitably, profitless, unprofitable; 7. maintain, maintenance; 8. communicate, communication; 9. possible, possibility, impossible, possibly.

вставьте в пропуски слова из 2 в нужной форме.

1. the usa is known as one of the main to many international funds.

2. such means of as the internet is widely used bybusinessmen and in e-commerce (электронная коммерция).

3. a lot of technological processes on the supply of electricity.

4. in economics food, water, clothes and a house are known as the main for man's life.

5. it is for companies to provide proper systems in order to keep their future plans in secret from competitors.

6. the level of living does not greatly in industrialized countries, it is the same.

7. if costs are higher the business and the firm will go bankrupt.

8. it is important for national governments to tradefacilities such as roads, railways, sea ports, and airports in good condition

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