Read the following passage and choose the best answer (A, B, C, D):
Industrialization has provided us with material comfort and modem (1) ____. Electrical appliances and efficient gadgets ease our daily chores. Yet, there is a heavy price tag attached to this convenience. Large-scale industrialization is killing the world. Today there is a strong emphasis on the halt of CFC usage. CFCs, otherwise known as chloro-fluoro-carbons, are ozone depleting chemicals. They (2) ____ burn a hole in the earth’s atmosphere and we, on the Earth, suffer from the strong radiation (3) ____ by the sun’s rays. Household (4) ____ like refrigerators, aerosol cans, air-conditioners and styrofoam containers contain ozone depleting chemicals. The hole in the sky allows harmful radiation to reach the Earth. As a result, the temperature on the Earth will (5) ____. This is alarming because polar ice-caps will melt in the heat. Ocean levels will rise and islands will gradually be flooded

Suy nghĩ và trả lời câu hỏi trước khi xem đáp án

ATNETWORK
ADMICRO
YOMEDIA
ZUNIA9