B They can make humans live much longerC Fish needs the oxygen coral reefs produce to surviveD They produce oxygen and they're home to many kinds of fish 相关知识点: 试题来源: 解析 A、D 珊瑚礁对人类至关重要,因为它们是许多鱼类的家园,并产生氧气,维持海洋生态系统的健康,这直接关系到人类的食...
D. They are E. asy to destroy. 相关知识点: 试题来源: 解析 B。解析:“Coral reefs are important habitats for many marine species. They provide food and shelter for countless organisms.”表明珊瑚礁对海洋物种很重要是因为它们为海洋生物提供食物和庇护所。
解析 4. 1)Because coral reefs are home to a quarter of all ocean plants and animals. They also help keep the sea clean, and protect nearby coastlines from storms and erosion. Besides, they provide food, jobs and a special place to visit for millions of people all round the world. ...
根据文章第三段Why are coral reefs important? Coral reefs support a fourth of all marine species, as well as half a billion people worldwide.可知,珊瑚礁很重要,珊瑚礁养活着四分之一的海洋物种,以及全世界5亿人口。再结合文章第二段划线词所在句To lose coral reefs is to fundamentally___the health...
第二段的第二句提到:They are often described as“the rainforests of sea",because they provide shelter for a wid.e variety of sea life.A选项与该句意思最接近,故选A. 在过去的三十年间,世界上有一半的珊瑚礁已经死亡了。现在,科学家们竞相确保剩下的珊瑚礁能够存活。即使现茌全球变暖立即停止,科学家...
When you think of important ecosystems what do you think of first? Many people would probably say rainforests or woodlands, but how many mention coral reefs? If you are a diver you have probably thought about the part they play in our ecosystem, but if you aren’t it may not have even...
根据第二段第二句They are often described as ‘the rainforests of the sea’, because they provide shelter for a wide variety of sea life.可知,珊瑚礁被称为海洋的热带雨林,是因为它们为大量的海洋生物提供了天然的庇护所。故选A [精析]A根据第二段第二句They are often described as ‘the rainforest...
A. Because they are home to a wide variety of sea life. B. Because they can protect our coasts from storms. C. Because they might supply natural medicines. D. Because they look like rainforests. 相关知识点: 试题来源: 解析 A 正确答案:A 解析:细节题。题干问的是“为什么将珊瑚礁称为‘...
Perhaps its bright sides are far more important to humans. It also calls for more attention to be paid to the environment in the process. Let’s take action in a smart way! 1. Why was the Pearl Island in Qatar built? A. To take sand out of the sea. B. To provide land for ...
Coral Reef Monitoring Why Coral ReefsArmstrong, Roy A