Choose the one option (a, b, c or d) that best completes the passage. There is now increasing concern about the world's energy(1).................particularly about those involving fossil (2).............In less than a hundred years we shall probably (3)............all the present (4)................of oil and gas. The world's coal (5) .............should last longer but, once used, these cannot be (6)............It is important, therefore, that we should develop such (7)............. as much as possible sources of energy as solar energy and nuclear energy as well as water and wind (8)............(classed as renewable energy). Until these energy (9)........... are widely used, it is important for the developed countries to reduce energy 10 of

1. a. possessions b. resources d. materials c. goods

2. a. fuels d. energies b. powers c. forms

3. a. end d. exhaust c. total b. complete

4. d. sources a. findings b. productions c. amounts .

5. d. contents a. reservesb. stores c. mines

6. a. updated b. repeated d. produced c. renewed

7. a. traditional b. alternative c. surprising d. changed

8. a. foree d. motion b. strength c. power

9. a. goods d. materials c. provisions b. supplies 10. a. exhaustion b. destruction c. waste d.consumption