1、Unit 1 Nature in the balance课时分层作业(三).阅读理解ALive in the CityMany of us yearn to live in the country，so we can be closer to nature and enjoy peace and quiet.However，when we do this there are less wild areas for wildlife.We need to develop a new environmental theory，which encourages people to stay in t
2、he cities.We have to make cities more livable and leave the remaining wild areas for the wildlife.Support Strict ZoningLand use zoning(土地用途分区管制)is one of the few tools the government can use to protect wetlands，natural areas and environmental corridors.Unfortunately，such zoning is often opposed by p
3、owerful land developers or political forces.Its important for citizens to show support for zoning to offset these negative pressures.Support Organizations Preserving Rare PropertiesSeveral groups specialize in buying and keeping pieces of important wildlife habitat which are threatened with developm
4、ent.Create Habitat in Your BackyardYou can make your own backyard habitat for wildlife by planting native plants，putting nest boxes in the trees and so on.Save EnergyWe must work together to use less energy.This is important to stop climate change and global warming.Saving energy also reduces direct
5、 habitat losses and air and water pollution，all of which threaten wildlife.Limit Your Family SizeEach person requires space and natural resources to live.The human population is rapidly rising to levels which make it difficult to provide enough resources for humans while maintaining a healthy enviro
6、nment for wildlife.If each couple limited themselves to no more than 2 children，the worlds population would stabilize(稳定)and be able to support everyone without conflict or suffering.Get Involved and Talk to Law MakersMany of our laws are not helpful for preserving wildlife habitat or saving energy，
7、and some policies actually reward large energy users.Citizens need to contact their law makers and ask for better policies.【语篇解读】本文主要介绍了我们普通人可以做哪些事情来保护野生动物。1What would be the best title for this passage?AWhere Should We Live in the Future?BHow to Protect Our Environment?CWhy Should We Save Energy?DW
8、hat Can We Do to Help Wildlife?D标题归纳题。本文中的几项内容都是关于我们普通人可以做哪些事情保护野生动物的。2The underlined word “yearn” in paragraph 1 probably means “_”AhopeBfearChate DfailA词义猜测题。根据后半句的内容，居住在乡下能使人们亲近大自然，享受平和安静的生活，所以人们希望到乡下居住。3Which of the following actions will NOT destroy the homes of wildlife?ABuilding houses in the
9、 country.BPutting nest boxes in the backyard.CReleasing dirty water into a river.DCouples having many children.B细节理解题。根据文章内容可知，居住在乡下、污染水资源和增加人口都会威胁到野生动物的家园，而人工放置鸟巢是保护野生动物的一种方式，所以选B项。BEvery year，over 7.72 trillion kilograms of plastic is washed into the oceans.There are five huge areas in the worlds
10、oceans that are a “soup” of floating rubbish.One of these areas，the Great Pacific Garbage Patch (GPGP)，is three times as large as France.Over a year ago，a group called Ocean Cleanup began using a huge floating screen to try to clean up plastic pollution in the ocean.After several failures，the group
11、is now collecting plastic in the Great Pacific Garbage Patch.But the plastic is spreading out over a large area，so its impossible to collect it piece by piece.So，the Ocean Cleanup had a plan.They got a long floating Ushaped tube with a screen hanging below it.As the tube and screen are pushed by the
12、 water and the winds，the U is meant to collect plastic rubbish，making it easy for a ship to collect and remove the plastic.The system uses the power of the wind and ocean，so it doesnt need fuel.The group began testing the first version，called “System 001”，last September.But it soon became clear that
13、 the screen was just moving with the plastic，not collecting it.Sometimes plastic would wash over the top of the tube.Even worse，“System 001” got broken by surging seas and had to be towed to Hawaii for repairs.But Mr.Slat，who got the idea for the Ocean Cleanup system，sees the project as an experimen
14、t，which means a failure is a chance to learn.The team collected and studied lots of information about what worked well and what didnt.Then they changed the design.In June，an improved version，called “System001/B” was towed back to the GPGP.The new version has a parachute (降落伞)attached to it.This make
15、s the system move slightly slower than the plastic，allowing the plastic to be collected inside，as planned.But this success is still just the beginning of the work of the Ocean Cleanup.They want a better and larger system.【语篇解读】本文是一篇说明文。文章讲述每年有大量塑料垃圾被冲入海洋并漂浮在海面上，一个叫做Ocean Cleanup的团队研制出了收集塑料垃圾的工具并不断地进
16、行完善。4What does the author want to show in Paragraph 1?AHumans should try to prevent plastic waste.BThe GPGP is facing different kinds of pollution.CPlastic pollution in the oceans has become a serious problem.DA series of problems has been caused by plastic pollution.C推理判断题。根据第一段内容可知，每年有超过7.72万亿公斤的塑
17、料被冲进海洋。世界上有五个巨大的海洋区域是漂浮垃圾的“汤”。其中的大太平洋垃圾带(GPGP)的面积是法国的三倍。由此可推知，在第一段中，作者通过列数字的方式是想表达海洋中的塑料污染已经成为一个严重的问题。故选C。5What was the groups plan?ATo make use of the water and the winds.BTo create a ship to collect waste in the oceans.CTo collect the floating plastic waste piece by piece.DTo gather up the floatin
18、g plastic waste in the oceans.D细节理解题。根据第二段中“Over a year ago，a group called Ocean Cleanup began using a huge floating screen to try to clean up plastic pollution in the ocean.After several failures，the group is now collecting plastic in the Great Pacific Garbage Patch.”可知一年多前，一个名为海洋清理的组织开始使用一个巨大的浮动筛来
19、清理海洋中的塑料污染。经过几次失败后，该组织现在正在大太平洋垃圾带收集塑料。由此可知，这个团体的计划是收集海洋中漂浮的塑料垃圾。故选D。6What can we know about the “System 001”？AIt was a failure.BIt was a great success.CIt worked with a parachute.DIt needed to be fueled regularly.A细节理解题。根据第三段中“But it soon became clear that the screen was just moving with the plastic
20、，not collecting it.Sometimes plastic would wash over the top of the tube.Even worse，System 001 got broken by surging seas and had to be towed to Hawaii for repairs.(但很快就发现，这块筛只是随着塑料的移动而移动，而不能收集垃圾。有时塑料会从管子的顶部冲洗出来。更糟糕的是，System 001被汹涌的海浪打破，不得不被拖到夏威夷进行维修。)”以及第四段第一句“But Mr.Slat，who got the idea for the O
21、cean Cleanup system，sees the project as an experiment，which means a failure is a chance to learn.(但产生海洋清理系统想法的Slat认为，这个项目是一个实验，也就是说，失败是一个学习的机会。)”可知，“System 001”失败了。故选A。7What does the underlined word mean in Paragraph 3?AVast. BRough.CCalm. DPeaceful.B词义猜测题。根据上文“Even worse，System 001 got broken”可知有更糟
22、糕的是，“System 001”被汹涌的海浪打破，不得不被拖到夏威夷进行维修。由此可知，画线单词意思为“汹涌的，猛烈的”。故选B。.读后续写阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。For many years，I had a recurring (重复出现的)dream.I was a little girl again，rushing about，trying to get ready for school.“Hurry，youll be late for school，” my mother called to me.“I am hurrying，Mom!
23、 What did I do with my books？”Deep inside I knew where the dream came from.It was about some unfinished business in my life.As a kid，I loved everything about school.I loved books，teachers，tests and homework.Most of all I longed to someday march down the aisle (通道)to receive my diploma.That seemed mo
24、re appealing even than getting married.But at 15，I had to drop out because my parents couldnt afford tuition.My hope of getting a diploma(毕业证书)was dead，or so I thought.Pretty soon，I married and had three children，and I thought：“There goes my diploma.”Even so，I wanted my children to be educated.But L
25、inda，our youngest child，had juvenile arthritis (幼年型关节炎)in her hands and knees，which made it impossible for her to function in a normal classroom.I felt really sorry for her and I didnt want her to live her life with regret.I didnt give up hope of her being back to school in some way.One day，I saw an
26、 ad in the newspaper for evening courses.“Thats the answer，” I said to myself.Linda always feels better in the evening，so Ill just sign her up for night school.Linda was busy filling out enrollment (入学)forms when the secretary said：“Mrs.Schantz，why dont you come back to school？”I laughed：“Theres no
27、way! Im 55！” But he persisted，and before I knew what I had done，I was enrolled for classes in English and crafts.“This is only an experiment，” I warned him，but he just smiled.So，I told myself to try for just a semester and to see if it would work.Anyway，my dream was still there in my heart.注意：1续写词数应
28、为150左右；2请按如下格式作答。Paragraph 1：It was exciting to go to school again but it was no game._Paragraph 2：Linda and I helped each other through the time._【参考范文】Paragraph 1：It was exciting to go to school again but it was no game.Sitting in a classroom full of kids was awkward，even if most of them were resp
29、ectful and encouraging.During the day，I was still a busy married woman having loads of housework to do.In the evening，I was a hardworking student working on my courses.To my surprise，both Linda and I did very well in night school.I went back again the next semester，and my grades steadily improved.Pa
30、ragraph 2：Linda and I helped each other through the time.When I was down，Linda encouraged me.“Mom，you cant quit now！” And when she was down，I encouraged her.I have to say it was a time which was really hard on both of us.But neither of us gave up.At last，I got my diploma.To my surprise，almost all of my classmates voted for me to be class speaker，and I got a $3，000 college scholarship.The unfinished business in my dreams was eventually finished.