Помогите пожалуйста с английским!

Употребите прилагательные, данные в скобках, в нужной степени сравнения.

1) The high-tech equipment makes your office so efficient that you need (little) enployees.

2)The art of negotion plays (important) role in buying or selling a business.

3) (easy) form of exchange at that time was barter.

4)(important) cause of economic growth is the increase in technical knowledge.

5) They can offer (low) prices than any other local supplier.

6)The company has (expensive) products on the market of similar goods.

7) The outflow of foreign currency is (great) than the inflow.

8)It seems to me this product looks (attractive).

9)The (many) people visit this exhibition the (many) opportunities this are foe (good) sales.

10) The (long) the guarantee period is the (good) it is for the buyers.