1、Module 6 Unexplained Mysteries of the Natural World.完形填空Visitors to the dry, hot Sahara Desert of the Southern Arizona and Northern Mexico are amazed at the many armed giants.They are the saguaro cacti (树形仙人掌), a giant which gives the landscape its _1_ appearance.In the dry desert the saguaro cacti
2、can live for more than 200 years, grow to a _2_ of 20 feet，and have as many as 50 arms.More _3_， the saguaro cacti still persist despite the unbearable desert climate.Those that have grown to old age have _4_ droughts, freezes, flash floods, and bush fires as well as the _5_ caused by groups of rats
3、 that eat their seedlings (幼苗)Like all other desert _6_， these leafless giants can store water for use during the deserts long dry seasons by _7_ water through their long roots.Naturally, the great saguaro cacti are a(n) _8_ part of the desert life.Actually the giants may be _9_ to many animals, inc
4、luding woodpeckers, owls, doves, bats and insects.In addition，after a saguaro _10_ the age of 50 or so，coldresistant flowers _11_at the top of the plants once a year.These flowers _12_ birds, bats and bees, which come for the honey and for the tasty flowers with their black seeds._13_ the splendid s
5、aguaros are plentiful in the Southwest, they are unfortunately _14_.These giant cacti have great value in landscape gardening, and the thieves can earn thousands of dollars by uprooting and _15_them to nurseries (苗圃)To protect these southwestern _16_， agents for the Arizona Department of Agriculture
6、 go around and _17_ the desert.Its a most important job though a hard one.But without the saguaro cacti，many desert animals would suffer a lack of _18_ and loss of nesting sites.The Southwest，too, would _19_ something of unique importance, since these desert giants have become a _20_ of the dry regi
7、on.本文介绍了生长在沙漠中的一种标志性植物树形仙人掌的生存环境及生存状况。1A.general Bbasic Cunique Dlovely答案：C解析：根据下文可知，树形仙人掌有多达50个手形分支，所以形状独特，unique“独特的”，符合题意。2A.length Bheight Csize Dwidth答案：B解析：根据前面的“giant”及后面的“20 feet”可知，此处表示的是“高度”，height高度，符合题意。3A.pleasingly Binspiringly Cinterestingly Damazingly答案：D解析：根据上文可知，游客对树形仙人掌的形状惊讶不已，现在更
8、令人惊讶的是它们的适应能力。amazingly“令人惊讶地”，符合语境。故选D。pleasingly“令人愉快地”；inspiringly“鼓舞人心地”；interestingly“有趣地”。4A.lived through Bbroken through Ccut through Dgot through答案：A解析：根据上下文可知，老的树形仙人掌“经历”了恶劣环境的考验。live through“经历”，符合语境。故选A。break through“突破”；cut through“抄近路穿过；走近路”；get through“接通电话；通过考试”。5A.crisis Bdamage Cde
9、struction Dload答案：B解析：除了要经受恶劣的气候外，树形仙人掌还要遭受老鼠的“破坏”。damage“破坏”，符合题意。故选B。crisis“危机”；destruction“毁灭”；load“负担”。6A.plants Blives Canimals Dcreatures答案：A解析：由语境可知，此处指像沙漠里其他所有的“植物”一样。plant“植物”，符合题意。故选A。life“生命”；animal“动物”；creature“生物”。7A.pouring Bsqueezing Cpumping Dabsorbing答案：D解析：树形仙人掌通过它们的长根茎吸收水。absorb“吸
10、收”，符合语境。故选D。pour“倒；灌”；squeeze“挤压”；pump“抽水”。8A.independent Bvital Coriginal Dmysterious答案：B解析：根据下文可知，作为许多动物赖以生存的食物和家园，树形仙人掌是沙漠“极为重要的”一部分。vital“极重要的”，符合语境。故选B。independent“独立的”；original“原始的”；mysterious“神秘的”。9A.spot Bfield Chome Dcamp答案：C解析：根据最后一段的倒数第二句“But without the saguaro cacti. loss of nesting sit
11、es.”可知，树形仙人掌可能是许多动物的栖息地。home“家园”，符合语境。故选C。spot“地点”；field“田地”；camp“营地”。10A.turns Btakes Cmeets Dgains答案：A解析：树形仙人掌长到50岁左右。turn意为“达到(一定年龄或时间)”，其后可以直接跟数字。11A.come up Bcome out Cshow off Dshow up答案：B解析：根据上下文可知，这里指树形仙人掌开花了。come out“(花朵)开放”，符合题意。故选B。come up“走近；被提到”；show off“炫耀”；show up“露面；到达”。12A.call Btra
12、p Cfascinate Dstick答案：C解析：根据下文中的“which come for the honey”可知，树形仙人掌的花吸引了一些动物。fascinate“使着迷；深深吸引”，符合题意。故选C。call “打电话”；trap“困住”；stick“粘贴”。13A.As BBut CAlthough DYet答案：C解析：在西南部，尽管这壮丽的树形仙人掌很多，但它们却面临着危险。逗号前后表示让步关系，although“尽管”，符合语境。14A.in danger Bin demand Cin need Din control答案：A解析：根据上题解析可知，in danger“处于危
13、险之中”，符合题意。故选A。in demand“需求大；受欢迎”；in need“需要”；in control“掌管”。15A.exchanging Btrading Coffering Dselling答案：D解析：根据此空前的“These giant cacti have great value in landscape gardening，and the thieves can earn thousands of dollars.”可知，树形仙人掌被偷去卖钱，sell“卖”，符合语境。故选D。exchange“交换”；trade“交易；以物易物”；offer“提供”。16A.treasu
14、res Bdecorations Cpossessions Dcreations答案：A解析：根据全文可知，树形仙人掌是应该受到保护的沙漠珍宝。treasure“珍宝”，符合语境。故选A。decoration“装饰”；possession“财产”；creation“发明；创造”。17A.look over Bhand over Cwatch over Dturn over答案：C解析：为了保护这些珍宝，农业农村部派代理人保护沙漠。watch over“监督；保护”，符合语境。故选C。look over“浏览”；hand over“移交”；turn over“翻转”。18A.food Bscen
15、ery Cwater Dflavor答案：A解析：没有了树形仙人掌，就意味着动物们“食物”的短缺。故选A。19A.affect Babandon Cincrease Dlose答案：D解析：西南部也将失去这些极具重要性的东西，lose“失去”，符合题意。故选D。affect“影响”；abandon“遗弃；放弃”；increase“增加”。20A.signal Bsign Cmark Dsymbol答案：D解析：根据语境可知，这些沙漠巨型植物已经变成了这个干燥区域的标志。symbol“标志”，符合题意。故选D。signal“信号”；sign“迹象”；mark“记号”。.短文改错下面短文共有10处
16、语言错误，每句中最多有两处，每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号()，并在其下面写出该加的词。删除：把多余的词用斜线()划掉。修改：在错的词下画一横线，并在该词下面写出修改后的词。注意：1.每处错误及其修改均仅限一词；2只允许修改10处，多者(从第11处起)不计分。Last summer, I spend my vacation at my aunts house in mountainous village.One morning I went fishing in a river, which I found a favor point.Throwing
17、out my line, I waited anxious for a bite.Suddenly there came a cry，“ Help! Help！” I looked in the direction of the call and saw a boy struggle in the river.I threw the fishing poles, dashed over like an arrow, jumped into the river but swam very quickly towards the boy.Then together with the boys mother I carried her on my back to a nearby hospital.Fortunately, that boy was saved, and his mother gave me a thousand of thanks.答案
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