2021版高考英语大一轮复习 Unit 3 Under the sea练习 新人教版选修7

unit 3under the sea.阅读(2019陕西部分学校检测)scientists are preparing to launch the worlds first machine to clean up the planets largest mass of ocean plastic.the experts believe the machine should be able to collect half of the detritus in the patchabout 40,000 metric tonswithin five years.in the past few weeks they have been busy welding together giant tubes that will sit on the surface of the sea and form the skeleton of the machine,creating the largest floating barrier ever made.the system,originally dreamed up by mr.slat,will be shipped out this summer to the great pacific garbage patch,between hawaii and california,and which contains an estimated 1.8 trillion pieces of plastic.it will be the first ever attempt to tackle the patch since it was discovered in 1997.mr.slat was 16 and still at school when he was diving in greece and first saw for himself the amount of plastic polluting the sea.“there were more bags than fish down there,” he recalls.two years later he came up with a solution,quit university after six months and set up the ocean cleanup as a company.mr.slat,23,says the first plastic to arrive on shore will be a major milestone.“we as a humanity created this problem,so i think its our responsibility also to help solve it,” he said.the great pacific garbage patch (gpgp) spans 617,763 sq milesmore than twice the size of france,and contains at least 79,000 tons of plastic,research found last month.most of it is made up of “ghost gear”parts of abandoned and lost fishing gear,such as nets and ropesoften from illegal fishing vessels.ghost gear kills more than 100,000 whales,dolphins and seals each year,according to scientific surveys.seabirds and other marine life are increasingly being found dead with stomachs full of small pieces of plastic.creatures eat plastic discarded in the sea thinking its food but then starve to death because they are not feeding properly.others are trapped and die of starvation or are strangled or suffocated by ghost gear.1.what does the underlined word in the second paragraph probably mean?a.waste.b.ocean.c.system.d.machine.2.according to the passage,most of the garbage in pacific is made up of .a.fishing vesselsb.dolphins and sealsc.giant tubes d.abandoned fishing gear3.why do some creatures in the great pacific garbage patch die of starvation?a.because they were killed by ghost gear.b.because they were suffocated by ghost gear.c.because they dont like eating plastic.d.because they are not feeding properly.4.what is the main idea of the passage?a.a report about the death of marine life.b.news about the first machine to clean up ocean plastic.c.information about ocean plastic.d.the reason for inventing a machine.语篇解读:本文是一篇说明文,主要介绍了世界首台海洋塑料清理机将启用,尝试处理太平洋塑料垃圾。答案及剖析:1.a词义猜测题。根据第二段画线词前的collect half of 和第四段第一句中的“first saw for himself the amount of plastic polluting the sea.”可知,画线单词的意思是“垃圾”。2.d细节理解题。根据第五段最后一句“most of it is made.”可知,太平洋里的大部分垃圾是由废弃的钓鱼用具组成的。3.d细节理解题。根据最后一段倒数第二句中的“creatures eat plastic discarded in the sea thinking its food but then starve to death because they are not feeding properly.”可知,太平洋垃圾造成一些生物饿死是因为它们不能真正地进食。4.b主旨大意题。本文主要介绍了世界首台海洋塑料清理机将启用,尝试处理太平洋塑料垃圾。.七选五(2019广西桂林高三模拟)whether youre flying to an island paradise or traveling for business,these packing tips will help you minimize time and maximize space.start with the right-sized suitcase1.but if you cant travel light,its best to choose a bag that can easily accommodate everything you need.trying to force a full suitcase to shut is a waste of time and energy,especially since you may return with even more stuff,if you like to buy souvenirs.lay everything out before startinglay everything youre taking out on the bed,so you can see exactly what you need to pack and spot any missing items promptly.2.for folded items,putting layers of tissue between each item will cut down on wrinkles.3.begin by putting rolled items in a layer at the bottom of your suitcase.cushion fragile items like perfume bottles in the middle.plan to put items you need on arrival at the top end of the case.4.finish with a large top layerlastly,lay a large item like a towel over the tops and tuck it in around the sides.5.its much easier to close the zipper if you dont have items like belts or laces.a.pack your suitcase in layersb.then fold or roll each item of clothingc.take a moment to assess your needs for this tripd.so theyll be easy to find when you need theme.for a short trip,a small carry-on bag is idealf.get everything ready before you start the actual packingg.this will stop items from sliding around during the journey答案:1-5eabdg.完形填空tim,my seven-year-old son,is learning to play the drums.it is an 1 that has always caught his attention 2 he hears them played.before i 3 his first lessons,drums were all he wanted.at the age of 3 he 4 his mini drum set during a show.using that same drum set he perfected the timing and rhythm of a popular song 5 enough for his mom to sing along to.my son had found his passion at a young age and had a natural 6 to catch on quickly.wanting to act quickly to 7 his talent,i immediately signed him up for drum lessons.no sooner had my first payment cleared than his passion 8.he did not want to take instructions.he wanted to play the drums 9.to him the drums were a way of expression.he wanted to “play the beat of his own drum.”the challenge was that music has more than one 10.rock doesnt sound like smooth jazz and smooth jazz doesnt sound like folk.you cant play every 11 that exists to the same beat.if 12 were a series of songs,the melodies at times could be calming and peaceful,or violent and chaotic.each event we face has its 13 own sound,so we have to learn 14 to play the tune of the moment.you should understand that even with all the natural talent in the world there is always 15 for improvement.1.a.arrangementb.enjoyment c.instrumentd.advertisement2.a.anyway b.however c.whatever d.anytime3.a.paid forb.waited on c.took off d.burst into4.a.founded b.played c.lost d.learned5.a.similar b.horrible c.good d.strange6.a.taste b.talent c.tendency d.habit7.a.improve b.decrease c.discover d.admit8.a.rose b.strengthenedc.progressedd.disappeared9.a.by himselfb.in his wayc.in person d.with others10.a.form b.sound c.beat d.advantage11.a.poem b.song c.sport d.game12.a.luck b.life c.truth d.music13.a.quite b.well c.fast d.very14.a.when b.where c.how d.why15.a.place b.spot c.scenery d.room语篇解读:本文是一篇记叙文。作者的儿子有打鼓的天赋,文章讲述的是作者的儿子学打鼓的故事。作者从中得到的感悟是:即使你有世界上所有的天赋,但也总有改进的空间。答案及剖析:1.c上文提到“drums”,再结合该空所在的句子,可知此处是描述“鼓”是一种乐器。instrument符合题意,故选c。2.d根据上下文可知,这是一种乐器,根据该空的前后描述,可知每当他听到打鼓总是引起他的注意,“always”与anytime相对应,故选d。3.a根据第二段第二句“no sooner had my first payment cleared.”提示了该空用paid for,故选a。4.bplay the drums固定搭配,结合句意,作者儿子3岁的时候在节目中表演了打鼓,故选b。5.c根据using that sam