2019職稱英語理工A考試教材閱讀理解(三)

1、2019 職稱英語理工 A 考試教材閱讀理解（三）Shark attack!Craig rogers was sitting on his surfboard, scanning the distance for his next wave, when his board suddenly stopped moving. he looked down and was terrified to see a great white shark biting the front of his board.” I could have touchedits eye with myelbow, ” sa

2、ys craig. The shark had surfacedso quietly that he hadnt heard a thing.In his horror and confusion, he waved his arms and accidentally cut tow of his fingers on the sharks teeth. Hethen slid off the opposite side of his surfboard into the water. Then, with Craig in the water and blood flowing from h

3、is fingers, the five-meter-long shark simply swam away, disappearing into the water below.Although sharks are often categorized as killers that hunt and eat as many humans as then can, this is factually inaccurate. Sharks very rarely kill humans, Aperson has a greater chance of being struck by light

4、ning or drowning in a bath than of being killed by a shark. Only 74 people have been reported killed by great whites in the last century. But great white sharks can reach six meters in length and weigh 2200 kilograms or more. With frightening jaws that can hold up to 3000 teeth arranged in several r

5、ows, they could very easily kill and eat a helpless human in the water. Why is it, then, that most people survive attacks by great whites? Shark researchers are trying to comprehend the reasons that allow people to escape without being eaten.The most common explanation is that great whites dontsee w

6、ell. It has been thought that they mistake people for the seals or sea lions which make up a large part of their diet. There is reason to doubt this, however. Recent information shows that great whites can actually see very well. Also, when accacking seals, great whites shoop up to the surface and b

7、ite with great force. When approaching humans, however, they most often move in slowly and bite less hard. They soon discover that humans are not a high-fat meal.They spit us out because we re too bony, ” says Aidan Martin, director of Reef Quest Center for Shark Research.Shark researchers like Mart

8、in hypothesize that great whites are actually curious animals that like to investigate things. It s possible that they use their bite not only to kill and eat, but also to gather information, Although such an experience is unlucky for people like Craig Rogers, when sharks bite surfboards or other ob

9、jects or people, they are likely just trying to learn what they are.練習(xí)：1. After Craig Rogers fell into the water, the shark C .A) bit his surfboard B) bit his fingersC) swam away D) attacked him2. It is difficult for the author to understand why great whites A .A) often let humans escape B) kill hum

10、ansC) have so many teeth D) grow to six meters or more3. Which of the following is closest in meaning to makeup in line 2 of paragraph 4? BA) create B) are C) increase D) depend upon4. The word their in line 2 of paragraph 4 means B .A) people s B) great whites C) sea lions D) seals 5. What is the m

11、ain idea of the forth paragraph? CA) Great whites eat low-fat, bony meals more slowly.B) Great whites see well enough to include seals, sealions, and humans in their dietC) We now know great whites don t mistake humans for other animals.D) There is reason to doubt that great whites see well enough t

12、o attack humans.譯文“克雷格羅杰斯正坐在他的沖浪板上估算著下一波浪離他還有多遠(yuǎn)， 就在這時沖浪板不動了。他低頭向水下看，驚悚的一幕出現(xiàn)了： 一條 大白鯊正在撕咬沖浪板的前端?！拔业闹獠靠赡芏家呀?jīng)碰到了它的眼 睛”，克雷格談道。原來，這條鯊魚悄悄地浮上了水面，完全沒讓克 雷格聽到?？死赘耋@慌害怕，手足無措，但是偶然之間他被鯊魚咬掉了兩支 手指，然后隨著滑板翻了個個兒，他也掉進(jìn)水里。就在那時，處于水 中的克雷格兩支手指鮮血直流，但這條五米長 的鯊魚卻徑直游開，消 失在深海之中。雖然鯊魚常被認(rèn)為是瘋狂殺人的獵手，但事實(shí)上這是不準(zhǔn)確的。鯊魚很少獵殺人類。比起被鯊魚殺死，人類更有可能被閃

13、電擊中或是 淹死在浴缸中。在上個世紀(jì)，有報(bào)道的只有 74 人命喪鯊魚之口。不過 大白鯊能夠長封 6 米長、 2200 公斤重或是更重。 3000顆牙齒排成數(shù)排 長在鯊魚那可怕的血盆大口中，它們能夠輕易殺死并吃掉無助的落水 者。但為什么絕大部分人受到大白鯊攻擊之后都能鯊口逃生呢 ?鯊魚研 究者們正在努力尋找使得人類鯊口脫險的原因。最常用的解釋是說大白鯊的視力不好。人們認(rèn)為大白鯊會把人類 錯當(dāng)成是海豹或是海獅，后兩者是鯊魚的主要食物來源。但是人類又 找到了理由來質(zhì)疑這個論斷。最近的研究信息表明大白鯊視力不錯。 并且當(dāng)大白鯊在攻擊海豹時，它們會迅速竄上海面，用力撕咬。但當(dāng) 大白鯊在攻擊人類時，它們在絕大部分情況下會慢慢浮上海面，撕咬 的力度也輕得多。它們很快就會發(fā)現(xiàn)人類的肉不