2019年外研版英语必修4学案:Module 6 Section Ⅰ
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1、 Monsters in ScotlandIt is said that Nessie is a lake monster inhabiting Loch Ness in Scotland. This monster is one of the bestknown cryptids (未知生物) studied by cryptology (密码学). Popular belief and interest in the animal has fluctuated over the years since it came to the worlds attention in 1933.Evid
2、ence of its existence is largely anecdotal (轶闻趣事的), with minimal, and much disputed, photographic material and sonar reading, there has not been any physical evidence (skeletal remains, capture of a live animal, definitive tissue samples or spoor) uncovered as of 2008.A similar loch monster named Mo
3、rag is reported to live in Loch Mora, Scotland.After Nessie herself, Morag is among the best known of Scotlands legendary monsters.Secrets in StoneStonehenge is a group of huge stones in England.It was probably built about 5,000 years ago.So how did its makers manage to transport, shape, raise and c
4、onnect the giant stones?Even more mysterious, how did they know how to position the stones in exactly the right spots to measure the movements of the sun and the moon? The answer is: no one knows.There are megaliths (巨石), or big stones, all over the world.On Easter Island there are about 900 giant s
5、tone heads. The statues are from 3 to 12 metres high.Some weigh over 45 tons.Thats more than the weight of seven elephants! How did the statues get on Easter Island? A legend says they walked there.The mystery is still waiting to be solved.Section_ Introduction a huge, 16inch long by onequarterinch
6、wide mollusk (软体动物), Chaetoderma felderi, discovered deep in the Gulf of Mexico near Louisiana; and enormous bacteria (细菌) in the eastern South Pacific that may help clean polluted ocean floors.Those are just some of the 5,300 new ocean species that scientists have identified so far. The findings ar
7、e a general situation of aquatic life. Scientists estimate that the number of sea creatures will come in around 230,000.Some 2,000 scientists from 82 countries are working on the project, which will eventually collect DNA “barcodes” for many of them, estimates of changes in their populations and how
8、 they fit into the food chain, and Web pages with the Encyclopedia of Life, a project to put information about all known species online.Another striking finding is a “white shark cafe” a gathering of white sharks midway between California and Hawaii. In a March interview with CBC Radio One, marine s
9、cientist Barbara Block speculated (推测) that the sharks are meeting there to eat and socialise.As the research goes on, not only do scientists have a better picture of the distribution (分布) of the animals that stay in place, they are also approaching a global picture of the movements of animals.语篇解读:
10、本文介绍了海底的情况,涉及科学家对海洋生物的研究。5Which of the following may make the polluted ocean floor clean?AStarfish. BMollusk.CBacteria. DSharks.解析:选 C 细节理解题。根据第一段可知,细菌可能对海底有清洁作用。6The underlined word “aquatic” in Paragraph 2 probably means “_”Aoceanic BimaginativeCvarious Dnewly found解析:选 A 词义猜测题。全文涉及的都是科学家对海洋生物的研究,
11、因此此处也是指海洋生物的普遍情况。7We can learn from the passage that the scientists are working on _.Athe design of the new Web pagesBthe change of the food chainCthe feeding of white sharksDthe collection of DNA barcodes解析:选 D 细节理解题。第三段说明,收集海洋动物的 DNA 条码是科学家的工作内容之一。8What may be the scientists final goal?ATo find ne
12、w ocean species.BTo learn the movements of white sharks.CTo draw a picture of the distribution of white sharks.DTo draw a global picture of the movements of animals.解析:选 D 推理判断题。根据最后一段可推知,这项研究会令科学家了解全球动物的分布并最终绘制出一幅海洋动物活动情况的全景图。CGardens in ScotlandDirleton CastleThe garden at Dirleton, dating from th
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