1、Unit 4 Natural Disasters 课时作业(一) Listening and Speaking 必备知识基础练 进阶训练第一层 .单词拼写 1Earthquakes are one of common natural _ (灾难) 2The crops died during the _ (旱灾) 3A _ (直升飞机) landed in an open area in the jungle. 4The flood caused a _ (滑坡) 5Two children fell into the river and many people tried to _ (营救)
2、 them. 6Cancer is the leading cause of _ (死亡) in women. 7The big fire lasted for four hours and all the buildings along the street got _ (毁 坏) 8Computers and the Internet are _ (影响) our lives now. 9These bushes grow well in the _ (掩蔽) of big trees. 10Heavy rainfalls _ (淹没) the village. 11The fire ba
3、dly _ (破坏，损害) the town hall. 12Officials ordered people to _ (撤离) .单句语法填空 1To enjoy themselves, the children decided _ (slide) the grassy slope. 2Firefighters worked for two hours _ (rescue) people from the building. 3Several days later most of the buildings which had been _ (damage) were repaired.
4、4The villagers _ (evacuate) from the village before it was flooded. 5Eight of the students were _ (affect) by the freezing water and were being kept in hospital for further observation. 6The flood _ (destroy) a lot of houses and many people became homeless. 关键能力综合练 进阶训练第二层 .阅读 A Earthquake rescue ro
5、bots experienced their final tests in Beijing. Their designers said with these robots, rescuers would be able to buy more time to save lives during an earthquake. This kind of robot looking like a helicopter is a flying robot. Its about 3 metres long, and it took about 4 years to develop the model.
6、Its main functions (作用) are to collect information from the air, and send goods of up to 30 kilos to people trapped by an earthquake. It has a high definition 360degree panoramic (全景的) camera. It can work day and night and is also able to send the latest pictures from the quake area. Dr. Qi Juntong,
7、 a researcher at Chinese Academy of Sciences, said, “The most important feature of this flying robot is that it doesnt need a distant control. We just set the destination information on it, and then it takes off, and lands by itself. It flies as high as 3,000 metres, and as fast as 100 kilometres pe
8、r hour.” This robot has a different functionit can change as the environment changes. Its main job is to search for any signs of life in places where human rescuers are unable to go. As well as a detector (探测器) that finds victims and detects poisonous gases, a camera is placed in the 3 metrelong rob
9、ot, which can work in the dark. Another use for the rescuers is the supply bot. With its 10metrelong pipe, people who are trapped in the ruins will be able to get supplies including oxygen and liquids. Experts have said that the robots would enter production and serve as part of the national earthqu
10、ake rescue team as soon as possible. 1What does Dr. Qi Juntong think makes this robot mainly different from the others? AIt has more functions. BIt has a unique shape. CIt has more advanced cameras. DIt can work by itself once given the information. 2What does the underlined word “which” in Paragrap
11、h 4 refer to? AA camera. BA detector. CA rescuer. DA supply. 3What can we learn about this robot from the text? AIt is carried by the helicopter. BIt weighs about 30 kilos. CIt is a machine with a length of 10 metres. DIt hasnt been put into production so far. 4What is the text mainly about? AWhat t
12、he robot looks like. BAn introduction to a robot. CHow the robot is made. DInformation about earthquakes. B Taiwan officials say a mudslide (泥石流) caused by heavy rains from Typhoon Morakot buried a mountain village in the southern part of the island. The fate of hundreds is unknown. Rescue helicopte
13、rs made their way up into the mountains to reach Shiao Lin village, bringing food, water and supplies to those who survived the mudslide. Some have been transported to safety. Leng Chiayu, a spokesman at Taiwans disaster response agency, says the fate of an estimated 500 people who live in the villa
14、ge, which was wiped out when the mudslide hit Sunday, is still unclear. Leng says that originally there were 150 buildings in Shiao Lin, but now only one or two are left. He says everything is gone, and officials do not know how many may have been buried. Leng says that while helicopters reached the
15、 village Tuesday morning, rain and strong winds made it impossible for them to return in the afternoon. Landslides have also hit other parts of the island. Swollen (水涨的) rivers have wiped out roads and sucked away houses, hotels and even a school. Disaster officials say that up to Tuesday, the storm
16、 has killed 41 people and 62 are missing. Those figures do not include estimates for Shiao Lin. Chinese state media say Typhoon Morakot caused floods and a mudslide along Chinas east coast, and affected over eight million people. Hundreds of thousands have been forced to flee their homes as the stor
17、m heads north. State media say a landslide in the town of Pengxi, in Zhejiang province, destroyed a building, killing two people and seriously injuring four others. 5When did the mudslide hit Shiao Lin village according to the passage? AOn Sunday. BOn Monday. COn Tuesday. DOn Wednesday. 6The Typhoon
18、 Morakot and the mudslide caused by it have caused _ deaths according to the passage. A41 B43 C103 D603 7What can we know from the second paragraph? AAlmost no one survived from the mudslide. BMore than 500 have been killed by the mudslide. CThe mudslide destroyed all the houses in the village. DIts
19、 very difficult for rescue helicopters to rescue the victims. 8Whats the main idea of the passage? ATyphoon are dangerous to people all over the world. BThe power of a mudslide is powerful and undefeatable. CMan is weak, compared with nature and wont conquer nature. DThe mudslide caused by Typhoon M
20、orakot buried a village in Taiwan. C There was an earthquake this morning. I was working in front of my computer when it hit the city. The quake started with a sudden loud noise. I thought that something heavy in a neighbors house probably had fallen. However, the walls and the floor began to shake.
21、 I finally realized it was an earthquake. My son Zac, a sixteenyearold boy, was sleeping with his door locked. Being sixteen, he can sleep through any kind of noise. “Zac！ ” I shouted. “Are you OK？” But nobody replied. I was a little worried. I couldnt imagine that someone was able to get such a dee
22、p sleep. The house was dancing. There were waves in the swimming pool. I was afraid the house would come down. “Zac！” I yelled, knocking on his door with an open palm (手掌). “Zac! Wake up! Its an earthquake! We need to get out！” My son finally emerged in his underpants. We looked around the room. I k
23、new that we should hide under a table to stop things from falling on us and stay away from glass. Unfortunately, none of our furniture was designed for hiding under. “Should we go into the garden？” Zac asked. “No, trees could fall on us！” I said. Actually, Zac had done earthquake drills (训练) at scho
24、ol. He must have been told to hide under a desk and cover his head. But we had nothing to cover our heads in the house. Luckily, before we took any action, the windows stopped moving and the pool calmed down. Everything went back to normal soon. But both my son and I knew what we should do, because
25、we knew if there had been a really big earthquake this morning, we couldnt have escaped from it. 9When the earthquake started, the author _. Adidnt hear anything Bwas repairing her computer Cdidnt consider it an earthquake Dwas sleeping with her door locked 10According to Paragraph 2, why was the au
26、thor worried? ABecause her son seemed to be in pain. BBecause she couldnt wake her son up. CBecause her son was locked in his room. DBecause she couldnt solve her sons sleep problem. 11What problem did the author and her son face? AThey couldnt get out of the house. BThey couldnt stop things from fa
27、lling. CThey couldnt find anything to hide under. DThey couldnt remember what to do in an earthquake. 12The author and her son most probably realized they should _. Areplace their furniture Bbuild a stronger house Creceive earthquake drills Dwatch the weather report often .七选五 Meteorologists (气象学家)
28、love hurricanes because they are wonders of nature. But if youre on a ship at sea or in a house on the beach, a hurricane is not so pretty. _1_ At the shore they can punch out windows, knock down trees, or blow away the roofs from houses. _2_ Hurricane winds can push the ocean water toward shore, bu
29、ilding it up into a huge, rushing tide called a storm surge. Water level at the shore can rise 20 feet in just a few hours. The deadliest hurricane in United States history happened in 1900, when Galveston, Texas, was struck. _3_ These days, with more and more people living in coastal cities, expert
30、s predict that if a hurricane hit without warning, the death toll could be even higher. _4_ Meteorologists can now track the path a hurricane takes and predict where it is likely to hit days in advance. When Hurricane Isabel swept toward the North Carolina coast in 2003, the National Hurricane Cente
31、r was able to make forecasts five days ahead, and scientists were off by only one hour in their prediction of where and when Isabels eye would make landfall. The information collected by the hurricane hunters improves the accuracy of such forecasts by 30 percent. _5_ AThe hurricane happened without
32、warning. BSo thousands of lives have been saved. CIt is hard to predict the time and the path of a hurricane. DIn the big storm surge more than 6,000 people were killed. EBut scientists have learned a lot about hurricanes since 1900. FThe screaming winds and enormous waves can overturn a ship. GThe
33、most dangerous part of a hurricanes destruction is flooding. .语法填空 Earthquakes are quite common. In fact, thousands of earthquakes 1._ (happen) almost at every moment. 2._， most of them are too weak to feel. During a big earthquake, there is often a big noise first. Then the earth shakes 3._ (terrib
34、le) and many houses fall down. As one of the most deadly natural disasters in the world, the earthquake often results 4._ many people being injured or killed. In 2008, a severe earthquake hit Chinas Sichuan Province, 5._ (kill) more than 80,000 people there. Besides the great damage and 6._ (die) ca
35、used by the earthquake, other accidents such 7._ fires often follow. More buildings may be damaged and more 8._ (injure) may be caused. For centuries, people have been making studies of earthquakes. About 2,000 years ago, for example, a Chinese scientist 9._ (name) Zhang Heng invented a machine whic
36、h could find out the direction 10._ the earthquake waves came. 课时作业课时作业(一一) Listening and Speaking 必备知识基础练必备知识基础练 .单词拼写 1disasters 2.drought 3.helicopter 4.landslide 5.rescue 6death 7.destroyed 8.affecting 9.shelter 10.flooded 11damaged 12.evacuate .单句语法填空 1to slide 2.to rescue 3.damaged 4.had evacu
37、ated 5.affected 6.destroyed 关键能力综合练关键能力综合练 .阅读 A 【语篇解读】 本文是一篇说明文， 介绍了一款即将投入生产的用于地震救灾的机器人。 1答案与解析：D 细节理解题。根据第三段中的“The most important feature of this flying robot is that it doesnt need a distant control. We just set the destination information on it, and then it takes off, and lands by itself.”可知， 这个
38、机器人不需要远程控制， 一旦给它输入信 息它就可以自己行动，这是与其他机器人不一样的地方。故选 D 项。 2 答案与解析： A 词义猜测题。 根据第四段中的“As well as a detector that finds victims and detects poisonous gases, a camera is placed in the 3metrelong robot, which can work in the dark.”可知，除了能发现受害者和检测有毒气体以外，这种 3 米长的机器人还装有一台 相机，它可以在黑暗中工作。所以 which 指代的是 a camera。故选 A
39、项。 3答案与解析：D 细节理解题。根据最后一段“Experts have said that the robots would enter production.as soon as possible.”可知这款机器人会尽快投入生产和应用。 4答案与解析：B 主旨大意题。本文是一篇说明文，介绍了一款即将投入生产的用 于地震救灾的机器人。故选 B 项。 B 【语篇解读】 本文主要讲述了发生在台湾岛的泥石流及其所造成的危害。 5答案与解析：A 细节理解题。根据第二段第三句中的“.which was wiped out when the mudslide hit Sunday，.”，可知这次泥石流
40、发生在星期天，故选 A。 6答案与解析：B 细节理解题。根据第三段的第三句及第四段最后一句，可知莫拉 克台风及其引起的泥石流已造成 43 人死亡(台湾 41 人，中国大陆 2 人)。 7答案与解析：D 细节理解题。根据本段最后一句可知，对直升机来说，开展营救 任务也是十分困难的，故选 D。根据本段第一、三、四句，分别可知 A、B、C 三项是错误 的。 8答案与解析：D 主旨大意题。本文主要讲述了发生在台湾岛的泥石流及其所造成 的危害，故选 D；其余三选项偏离了文章主题。 C 【语篇解读】 本文是一篇记叙文。一场地震让作者和她的儿子知道要防患于未然。 9答案与解析：C 细节理解题。根据第一段中的
41、“I thought that something heavy in a neighbors house probably had fallen. However, the walls and the floor began to shake. I finally realized it was an earthquake.”可知，作者一开始没有意识到发生了地震。 10答案与解析：B 细节理解题。根据第二段中的“But nobody replied. I was a little worried.”可知，作者担忧是因为她无法叫醒儿子。 11答案与解析：C 细节理解题。根据第三段中的“Unfor
42、tunately, none of our furniture was designed for hiding under.”可知，她的家里没有任何可让人藏身于其下的家具。 12答案与解析：A 推理判断题。根据全文内容以及最后一段中的“But both my son and I knew what we should do, because we knew if there had been a really big earthquake this morning, we couldnt have escaped from it.”可推断，作者和她的儿子在这次地震中意识到应 该未雨绸缪，为地震
43、做好准备，故很有可能更换家具。 .七选五 【语篇解读】 飓风是大自然的奇迹，但是飓风会给人们带来灾难。随着科学技术的发 展，气象学家可以准确地预测飓风。 1答案与解析：F 上文提到“on a ship at sea or in a house on the beach”，下文介绍的 是对房子的危害。由此可知，所填的句子应该介绍对船的危害，所以选 F 项。 2答案与解析：G 根据下文提到的 water 和所举的例子可知，本段讲述的是飓风引起 的洪灾危害，所以选 G 项。 3答案与解析：D 所举的例子是 1900 年发生在美国的飓风所引起的洪水，根据上文 提到的 deadliest 可知，应该是有
44、很多人死亡，D 项符合语境。 4答案与解析：E 本段中提到的飓风，科学家五天前就做出了精准的预测。由此可 知，E 项可作本段的主题句。 5答案与解析：B 前面提到科学家对此类飓风的预测准确率提高了 30%，B 项“因 此挽救了成千上万人的生命”是其结果。 .语法填空 【语篇解读】 文章主要讲述了地震时常发生这一事实， 介绍了地震造成的巨大危害和 损失。 1答案与解析：are happening 考查动词时态。此处指成千上万的地震几乎每时每刻 都在发生，根据时间状语 at every moment 可知用现在进行时。主语为 thousands of earthquakes，故填 are happ
45、ening。 2答案与解析：However 考查副词。句意：然而大多数都太弱而感觉不到。设空处 前后内容之间是转折关系，此处单独作状语，故填 However。 3答案与解析：terribly 考查副词。此处修饰动词应用副词，故填 terribly。 4答案与解析：in 考查介词。此处指地震经常导致许多人受伤或死亡，“导致”是 result in。故填介词 in。 5答案与解析：killing 考查现在分词。句子主语 a severe earthquake 和动词 kill 是逻 辑主谓关系，用现在分词形式，故填 killing。 6答案与解析：deaths 考查名词及名词的数。由 and 前的
46、 the great damage 可知此处 用名词。此处指地震造成的极大破坏和死亡，由语境可知应用复数名词。故填 deaths。 7答案与解析：as 考查固定短语。表示“例如，比如”应用 such as，故填 as。 8答案与解析：injuries 考查名词及名词的数。由 and 前的 More buildings 可知此处 用复数名词，故填 injuries。 9答案与解析：named 考查过去分词。句中 a Chinese scientist 和 name 是逻辑动宾关 系，用过去分词，故填 named。 10答案与解析：where 考查关系副词。设空处引导定语从句，先行词是 the direction， 关系词在定语从句中作地点状语，指地震波从哪个方向过来，用关系副词 where 引导，故填 where。 _
