Read the following passage carefully, and then select the best option A, B, C or D to complete itConservation, sustainable use and protection of (1) _______ resources including plants, animals, mineral deposits, soils, clean (2) _______, clean air, and fossil fuels such as coal, petroleum, and natural gas. Natural (3) _______ are grouped into two categories, renewable and nonrenewable. A (4) _______ resource is one that may be replaced over time by natural processes, (5) _______ fish...
Đọc tiếp
Read the following passage carefully, and then select the best option A, B, C or D to complete it
Conservation, sustainable use and protection of (1) _______ resources including plants, animals, mineral deposits, soils, clean (2) _______, clean air, and fossil fuels such as coal, petroleum, and natural gas. Natural (3) _______ are grouped into two categories, renewable and nonrenewable. A (4) _______ resource is one that may be replaced over time by natural processes, (5) _______ fish populations or natural vegetation, or is inexhaustible, such as (6) _______ energy. The goal of renewable resource conservation is to ensure (7) _______ such resources are not consumed faster than they are (8) _______. Nonrenewable resources are those in limited supply that cannot be replaced (9) ______ can be replaced only over extremely long (10) _______ of time. Nonrenewable resources include fossil fuels and mineral deposits, such as (11) _______ ore and gold ore. Conservation activities for nonrenewable resources focus (12) _______ maintaining an adequate supply of these resources well into the future.
Natural resources are conserved for their biological, economic, and recreational values, (13) _______ their natural beauty and importance to local cultures. (14) _______, tropical rain forests are protected for their important role in both global ecology and the economic livelihood of the local culture; a coral reef may be (15) _______ for its recreational value for scuba divers; and a scenic river may be protected for its natural beauty....
Question 22:
A. lakes
B. stones
C. sand
D. water
21. They have .............strengthened....... their position by their performance in the recent local elections. (strong)
22. The thieves managed to escape ...........punishment......... (punish)
23. The statement may be given ............orally........ or in writing.(oral)
24. Smoking .........affects........... your health.(effect)