SAVING ENERGY PRACTICE TEST 1I. CHOOSE THE WORD OR PHRASE THAT...

25. Energy-saving bulbs should ________ to save electricity.

a. use

b. be use

c. be used

d. used

II. Choose the best option to fill in each of the blanks to make a meaningful passage.

There is now increasing concern about the world’s energy resources, particularly about those

involving fossil (26)

__________

. In less than a hundred years we will probably (27)

_________

all the

present (28)

_________

of oil and gas. The world’s coal (29)

__________

should last longer but, once

used, these cannot be (30)

__________

. It is important, therefore, that we should develop such

(31)

__________

sources of energy as solar energy and nuclear energy as well as water and wind

(32)

__________

(classed as (33)

__________

energy. Until these energy (34)

_________

are widely

used, it is important for the developed countries to reduce energy (35)

_________

as much as

possible.