Câu hỏi:

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

Question 4

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

Question 6

Read the passage, choose True or False.

Many people still believe that natural resources will never be used up. Actually, the world’s energy resources are limited. Nobody 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 do not approve of using nuclear power because it’s very dangerous. What would happen if there was a serious nuclear accident? Radioactivity causes cancer and may badly affect the future generations. The most effective thing is that we should use natural resources as economical as possible.

Natural resources will never run out.

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Question 2

Read the passage, choose True or False.

We shouldn’t waste fuel.

Read the passage, choose True or False.

According to Professor Marvin Burnham, solar energy will be used as a substitute for natural resources.

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Question 7