so beautiful，" Kubodera said.

　　Because the deep ocean is so unfriendly to humans, little is known about the giant squid.Scientists say catching the mysterious creature on video is an important step toward understanding it.For centuries, sailors had reported seeing a huge, ocean­dwelling beast, thought to be the giant squid.The creature is also believed to be the subject of the Nordic myth of the kraken, a sea creature that supposedly attacked ships in Scandinavian waters over the past thousands of years.

　　语篇解读：本文是一篇科普类说明文。大王乌贼生活在深海，人们很难有机会看到它，长期以来人们对它知之甚少。最近科学家在深海拍摄到了这种神秘的生物，有望揭开其神秘的面纱。

　　5．Why is it difficult to film the giant squid?

　　A．Because it is illegal to film the giant squid.

　　B．Because it is too expensive to make such a film.

　　C．Because the giant squid lives in the dark deep ocean.

　　D．Because the giant squid is dangerous to humans.

　　解析：选C　细节理解题。根据第一段中的"Living in the dark depths of the ocean, the creature is difficult for scientists to observe directly."可知，因为大王乌贼生活在大洋深处，所以人们很难拍摄到它。

　　6．We can learn from the first paragraph that scientists ________.

　　A．first saw the giant squid in the ocean

　　B．discovered a new sea creature in the ocean

　　C．have the ocean bottom secretly recorded on video

　　D．have first caught the legendary giant squid on video

　　解析：选D　细节理解题。根据第一段内容可知，科学家在北太平洋下到深度为2 952英尺的地方第一次拍摄了一段23分钟长的有关大王乌贼的视频。因此D项正确。

　　7．According to the passage, the giant squid's longest tentacles can be ________.

　　A．16 to 17 feet long　　　 B．9 to 10 feet long

　　C．more than 26 feet long D．about 36 feet long

　　解析：选A　细节理解题。根据第三段内容可知，这只大王乌贼有9到10英尺长，算上它的触须可达到26英尺长，由此可得出这只大王乌贼最长的触须有16到17英尺长。

　　8．The scientists released a small squid in the ocean to ________.

　　A．increase the number of the giant squid

　　B．trick the giant squid into coming out

　　C．make an educational film about it

D．show concern for the giant squid