《【南方新课堂】2016-2017学年高中英语 5.3 learning about language & using language练习 新人教版选修6》由会员分享，可在线阅读，更多相关《【南方新课堂】2016-2017学年高中英语 5.3 learning about language & using language练习 新人教版选修6（5页珍藏版）》请在金锄头文库上搜索。
1、1SectionSection LearningLearning aboutabout LanguageLanguage in the northern states,it is late spring through early summer.Tornadoes are most likely to occur between 3 p.m.and 9 p.m.,but can occur at any time. 1 1.From the passage,we can learn that tornadoes come from . A.hurricanes B.great heat C.t
2、hunderstorms D.sandstorms 答案:C 解析：细节理解题。根据第一段中的“A tornado appears as a rotating,funnel(漏斗)-shaped cloud that extends from a thunderstorm to the ground.”以及第三段中的 “Tornadoes generally occur near the edge of a thunderstorm.”可知龙卷风起源 于雷雨。2 2.Which of the following scenes may not be seen before the coming
3、of a tornado? A.The wind may die down. B.A clear and sunlit sky may appear. C.The air may become still. D.Its position may be marked b y clouds. 答案:B 解析：细节理解题。根据第三段的“.the air may become very still.”可知 C 项正确;根据“A cloud of debris(散片) can mark the location of a tornado.”可知 D 项正确;根据“.w hen the strong wi
4、nd may die down.”可知 A 项正确;因此看不到的 现象应为 B 项,注意本段末句“It is not uncommon to see clear,sunlit skies behind a tornado.”的意思是“在龙卷风过后,常能见到阳光照耀的晴朗天空” 。3 3.When a tornado happens, . A.it can only be seen in the late of the day B.it only moves from southwest to northeast C.it may form on the surface of sea water
5、 D.it often reaches the speed of 70 MPH 答案:C 解析：细节理解题。根据倒数第二段的“Waterspouts are tornadoes that form over water.”可知有些龙卷风是来源于海面。4 4.The passage makes us believe that . A.warnings about tornadoes are well developed in many countries4B.of all the natural disasters,tornadoes often cause the biggest damage
6、 C.tornadoes are mostly seen in the southern states of America D.tornadoes may strike so quickly that there is often little or no warning 答案:D 解析：推理判断题。根据第二段中的“At many times,tornadoes develop so rapidly that little,if any,advance warning is possible.”可知很多时候龙卷风来得太快,以 至于不可能提前发出警告,因此 A 项错误 而 D 项正确;B 项根
7、据第一段首句可知错误;C 项根 据末段可知错误。B B (导学号 51970072)A team of scientists is exploring the darkest corners of a huge underwater volcano in the Caribbean in hopes of better understanding the mysteries of earthquakes and tsunamis,ultimately saving lives.Kickem Jenny is a dangero us and active volcano sitting rou
8、ghly 6,000 feet below the surface of the Caribbean Sea,and located off the coast of the island of Grenada,south of St.Lucia. Robert Ballard,famous for discovering the Titanic 12,000 feet below the surface of the icy North Atlantic in 1985,set his sights on exploring the Kickem Jenny to study its eru
9、ption history and learn more about how underwater volcanoes can pose a threat. Ballard,the president of The Ocean Exploration Trust and the director of the Center for Ocean Exploration at the University of Rhode Islands Graduate School of Oceanography,said the Kickem Jenny volcano has a history of e
10、xplosive eruptions,which could have the potential to trigger tsunamis,the effects from which could be felt as far away as the northeastern United States. Accordin g to the U.S.Geological Survey(USGS),the Kickem Jenny volcano has erupted 10 times since 1939 with the most recent eruption in 1990.“This
11、 is the most hazardous part of our planet,where (tectonic) plates are head-on,” Ballard said,noting that the devastating 2011 Japanese earthquake and the 2004 Indian Ocean earthquake and tsunami were both underwater earthquakes.“Nightline” accompanied Ballard and his team of 40 explorers aboard thei
12、r exploration vessel Nautilus during the final 48 hours of their 90-day voyage,which was documented for an upcoming National Geographic special,“Caribbeans Deadly Underworld,” which premieres Sunday on Nat Geo WILD. The conditions around the Kickem Jenny volcano are so dangerous to humans that Balla
13、rd and his team relied on the Remotely Operated Vehicle(ROV) “Hercules,” a 5,000-pound submersible,to be their eyes and ears inside the 5volcano.As Hercules descends into the volcano,Ballard and his team watch the robots live cameras from a control room aboard the Nautilus. After hours of searching,
14、the team made a startling discovery:life. “It means in the places where we thought there was very little life existing on our plant,weve just opened up a whole other area where life seems to be thriving,” Ballard said.“A lot of the deep sea is sort of like you know you can think of it as a desert.We
15、 just found an oasis in that desert.” On its journey,Hercules took pictures of its surroundings,made maps and collected samples,including organisms living inside the volcano and even reaching inside the volcanos bubbling plume to gather materials. Such discoveries on Ballards trip could allow scient
16、ists to better understand the threats posed by underwater volcanic eruptions. 5 5.Kickem Jenny caught the attention of some scientists . A.because it is located off the coast of the island of Grenada B.because it is usually th ought to be strange and mysterious C.because it caused the Indian tsunami ten years ago D.because it is a dangerous and active volcano 答案:D 解析：细节理解题。依据文章第一段和第二段的内容可知,D 项正确。6 6.It can be concluded from
