2019届人教版高三英语一轮复习练习案:选修八 Unit 5(含答案)
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1、选修八 Unit 5基础回顾.单句语法填空(导学号 02516357)1 It is assumed that stress is mainly caused by too much work.2If you dont like the school lunch, you have the alternative of bringing your own.3She has kept up physical training for several years without interruption (interrupt) 4The more we are aware of the signi
2、ficance (significant) of this famous saying, the more benefits we will get in our daily study and job.5If you study in a systematic (system) way, you wont leave anything out.6The plants need the right amount of sunlight and rain to grow and ripen (ripe) 7The mechanic who wishes to do his work well,
3、must first sharpen (sharp) his tools.8The escaped prisoner got arrested (arrest) immediately he turned up at the railway station and was sent to prison again.9Scientists have identified (identify) more than forty chemicals in tobacco smoke that cause cancer in humans and animals.10In contrast to our
4、 ignorance of saving food, many people especially those in povertystricken areas are suffering from starvation (starve).单句改错(每句一错)( 导学号 02516358)1I had no alternative but report him to the headteacher. report 前加 to 2Assumed that the weather is favorable, farmers will have a good harvest. AssumedAssu
5、ming/Assume 3He could have finished it on schedule, but anyhow he fell behind. anyhow somehow 4Im very sorry to interrupt with you, but I have something very important to tell you. 去掉 with 5The significance attaching to a national day is very different from country to country. attachingattached .佳句写
6、作(导学号 02516359)1他们急匆匆地到达公司,结果了解到他们被开除了。(only to 作结果状语)答案:They hurried to the company,only to learn that they were fired.2看看我们现在所处的困境。要是我们接受了他的建议就好了。(if only)答案:Look at the trouble we are in now.If only we had taken his advice.3看,我的妈妈正在切碎包饺子的肉。(cut up)答案:Look,my mother is cutting up the meat for maki
7、ng dumplings.4假设他在七点回来的话,我们就开会。(assume)答案:Assume/Assuming that he comes back at seven,we will have a meeting.5尽管下大雨,医护人员还是迅速地赶到事故现场。(in spite of)答案:In spite of the heavy rain,the doctors and nurses rushed to the scene of the accident.技能提升.阅读理解(导学号 02516360)The ancient Mayan civilization collapsed du
8、e to a centurylong drought, new research suggests.Minerals taken from Belizes famous underwater cave,known as the Blue Hole,as well as lagoons (环礁湖 ) nearby, show that an extreme drought occurred between A. D. 800 and A. D. 1,000, right when the Mayan civilization ended. After the rains returned, th
9、e Mayans moved north but they disappeared again a few centuries later, and that disappearance occurred at the same time as another dry period, the sediments (沉积物)reveal.Although the findings arent the first to tie a drought to the end of the Mayan culture, the new results strengthen the case that dr
10、y periods were indeed the cause. Thats because the data come from several spots in a region central to the Mayan heartland, said study coauthor Andre Droxler, an Earth scientist at Rice University.From A. D. 300 to A.D700, the Mayan civilization flourished in the Yucatan peninsula. These ancient Mes
11、oamericans built great pyramids, mastered astronomy, and developed both a writing system and a calendar system, which is famous for predicting that the world would end in 2012.But in the centuries after A. D. 700, the civilizations building activities slowed and the culture fell into war and unrest.
12、The evidence for a drought has been growing in recent years. A 2012 study in the journal Science analyzed a 2,000yearold stalagmite(石笋) from a cave in southern Belize and found that sharp decreases in rainfall coincided with periods of decline in the culture. But the data came from just one cave, wh
13、ich meant it was difficult to make predictions for the area as a whole,Droxler said.To look for signs of drought, the team drilled the sediments in the Blue Hole of Lighthouse Lagoon, as well as one in the Rhomboid reef. The lagoons were surrounded on all sides by thick walls of coral reef. During s
14、torms or wetter periods, excess water runs off from rivers and streams,overtops the retaining walls, and is deposited in a thin layer at the top of the lagoon. From there, all the sediments from these streams settle to the bottom of the lagoon, piling on top of each other and leaving a record of the
15、 historical climate.The team found that during the period between A. D. 800 and A. D. 1,000, when the Mayan civilization collapsed, there were just one or two tropical cyclones (气旋) every two decades, as opposed to the usual five or six. After that, the Maya moved north, building at sites such as Ch
16、ichen Itza, in what is now Mexico.语篇解读 玛雅文化如何消失是一个神秘话题。新研究发现:古玛雅文化的消失可能与长达一个世纪的干旱有关。1What happened after an extreme drought between AD. 800 and A. D. 1,000?AThe Mayans were suffering a heavy flood.BThe Mayans suddenly disappeared from the earth.CThe Mayans were often attacked by tropical cyclones.DT
17、he Mayans moved to places in what is now called Mexico.解析:D 细节理解题。根据第二段“After the rains returned, the Mayans moved north”和最后一段“After that, the Maya moved north,building at sites such as Chichen Itza, in what is now Mexico”可知 D 为正确选项。2What is the main idea of Paragraph 4?AThe achievements of the Maya
18、n civilization.BThe prediction the Mayan civilization made.CThe effects the Mayan civilization had on humans.DThe background where the Mayan civilization began.解析:A 段落大意题。根据第四段第一句“From A D. 300 to A. D. 700, the Mayan civilization flourished in the Yucatan peninsula”以及后面举的例子可知本段主要介绍玛雅文明的繁荣。3Why did
19、the team drill the sediments in the Blue Hole of Lighthouse Lagoon?ATo learn how the Blue Hole came into being.BTo know what lies on the bottom of the lagoon.CTo study the record of the historical climate.DTo see how excess water runs off from rivers and streams.解析:C 细节理解题。根据第七段第一句“To look for signs
20、 of drought”和最后一句“leaving a record of the historical climate”可知 C 为正确选项。 4What did Andre Droxler think of the analysis of the 2,000yearold stalagmite?AAmazing. BRidiculous.CReasonable. DUnreliable.解析:D 推理判断题。根据第六段最后一句“But the data came from just one cave, which meant it was difficult to make predict
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