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English 10: Unit 10: Conservation

Read the passage and choose the correct answer:

Many people still believe that natural resources will never be used up. Actually, the world's energy resources are limited. No body knows exactly how much fuel is left. However, we also should use them economically and try to find out alternative sources of power. According to Professor Marvin Burnham of the New England Institute of Technology, we have to start conserving coal, oil and gas before it is too late; and nuclear power is the only alternative.
However, many people don't approve of using nuclear power because it is very dangerous. What would happen if there were a serious nuclear accident? Radioactivity causes cancer and may badly affect the future generations.


1. Radioactivity from nuclear power ................
A. alters a new kind of energy
B. causes cancer and has bad effect on the future generations
C. are necessary to cure diseases
D. the future generations do nothing with it
Explain:


2. How much fuel is left?
A. No one know exactly.
B. Let's use it as much as we would like.
C. It will never be used up.
D. There is a lot of fuel.
Explain:


3. We should use coal, oil and gas ................
A. carelessly
B. as much as possible
C. all are incorrect
D. as economically as possible
Explain:


4. According to Professor Marvin Burnham, ................
A. Nuclear power is the only alternative coal, oil and gas and we have to conserve are correct
B. We have to conserve coal, oil and gas before it is too late; and nuclear power is the only alternative
C. Nuclear power is the only alternative coal, oil and gas
D. Nuclear power is the only alternative coal, oil and gas and we have to conserve are incorrect
Explain:


5. According to the text, many people don’t approve of using radioactivity since ................
A. they don’t care about it
B. they are afraid of wars
C. it costs a lot of money
D. it causes cancer and may harm the future generations.
Explain:
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