B) can harm the ocean
C) can pollute the environment
D) can damage peoples health
8. We ca wither find alterative energy sources or make better use of fossil fuels to reduce____________.
9. We are now researching to find alternative fuels that are more environmentally friendly and _________________.
10. We should protect the marine creatures as creatures themselves that have rights for survival, not simply as useful _______________.
文章梗概:
本文介绍了海洋及海洋生物的作用及其所受到的危害。首先介绍海洋的作用提供食物、旅游资源,海洋生物对海岸的保护。之后阐述了过度捕鱼造成的危害。接下来谈到了各种污染物对海洋及生物的影响,以及对人类的危害。最后指出我们应该保护海洋资源,确保海洋生物的生存。
答案解析:
1.由题干关键词Coral reefs和supports. . . animals and plants定位至第三段第三句They support as many as 1 million species of animals and plants, but only a small fraction have been described. 珊瑚礁供养着多达100万种动植物,但其中人们描述的仅有一小部分。由此可知选项C)正确。
2. 由题干关键词essential to human beings定位至第四段第三句A majority of people make their living fishing near coral reefs and an even larger part of population enjoys eating some of the catch. 选项A)是对该句的同义转述,故为正确答案。
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