Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks.
Environmental Concerns
The Earth is the only place we know of in the universe that can support human life. _____(41) human activities are making the planet less fit to live on. As the western world carries on consuming two-thirds of the world's resources while half of the world’s population do so ______(42) to stay alive we are rapidly destroying the ______(43) resource we have by which all people can survive and prosper. Everywhere fertile soil is _______(44) built on or washed into the sea. Renewable resources are exploited so much that they will never be able to recover ______(45). We discharge pollutants into the atmosphere without any thought of the consequences. As a ______(46) , the planet’s ability to support people is being reduced at the very time when rising human numbers and consumption are _______(47) increasingly heavy demands on it.
The Earth’s______ (48) resources are there for us to use. We need food, water, air, energy, medicines, warmth, shelter and minerals to _______(49) us fed, comfortable, healthy and active. If we are sensible in how we use the resources they will ______(50) indefinitely. But if we use them wastefully and excessively they will soon run out and everyone will suffer.
Trả lời câu hỏi dưới đây:
_______(41)