1、单元同步阅读精练,Unit 13 Were trying to save the earth!,一、完形填空。 Turn on the tap (龙头) and there is water.Getting water is so 1 that you may think that there is an endless supply (供应)But it is not true.70% of the earth is 2 by waterwe should call 3 planet “ocean” not “earth”！But most of the water is salt wate
2、r，leaving only a 4 percent of fresh drinking water.Some 5 including Spain，Italy，China and South Africa 6 buy water from countries such as the US and Australia. Each person in the UK uses about 150 liters (升) of water a day. 7 ，each person in some countries only has 510 liters of water a day.We shoul
3、d help save water.Lets have a look at 8 you can help：,Get your teeth into it.We brush our teeth twice a day and 9 turning the tap off while we brush we can 10 510 liters of water. Dont use the toilet as a wastebasket.Every time you flush (冲) used paper，waste food or other small bits of rubbish， 11 w
4、ater is used. Make use of rain. 12 rainwater in a water butt (桶) in your garden is a great way of collecting and reusing the water to keep plants 13 in summer. Reuse. 14 bathwater with your family to reduce 15 and water use.Or，set yourself a challenge to cut down your shower time by 1 or 2 minutes.,
5、( )1.A.important Bdifficult Ceasy Dearly ( )2.A.reached Bdropped Cknocked Dcovered ( )3.A.his Bher Cour Dtheir ( )4.A.small Bbig Cbad Ddeep ( )5.A.cities Bcountries Cvillages Dtowns ( )6.A.quickly Bdifferently Cespecially Dactually ( )7.A.Finally BAnyway CHowever DInstead ( )8.A.when Bhow Cwhy Dwher
6、e,C,D,C,A,B,D,C,B,( )9.A.by Bfrom Cwith Das ( )10.A.waste Bsave Cchange Dimprove ( )11.A.less Bmore Cbetter Dworse ( )12.A.Producing BPreventingCCanceling DCollecting ( )13.A.healthy Bquiet Cterrible Dslow ( )14.A.Require BFind CShare DSpread ( )15.A.scores Bspeed Ccosts Dtime,A,B,B,D,A,C,C,二、阅读理解。
7、A(2016，长沙) Why is clean water so important to developing countries？A recent report shows that about 80 percent of diseases in developing countries are caused by poor water and low sanitation (卫生) conditions.In those countries，women and girls spend several hours collecting water，but often polluted，fa
8、r away from their families.The polluted water more or less influences their health.In this case，there is an urgent (迫切的) need for people in developing countries to have access to (有机会或权利使用) clean water to improve their health. Here is a short story about Hadjara Zakari，a 12yearold girl in Niger.Havi
9、ng access to clean water changed her life.She learned about the importance of handwashing when the school first received clean water three years ago.That evening，she told her father，“You shouldnt eat with me unless you clean your hands.”,Her father was very angry and shouted at her，“Its not up to yo
10、u to tell me what to do！” Stunned (目瞪口呆的)，Hadjara sat in silence.But she knew she was right.In protest，Hadjara refused to eat dinner that night.After her father questioned Hadjaras head teacher，he understood the importance of handwashing and his daughters intentions (目的)The girl really wanted her fa
11、mily to live longer and healthier lives. For people in developing countries，clean water can change many things，especially improve their health.So，from now on，lets avoid wasting water and take action to save water，which is important to people all over the world.,16According to the recent report，poor
12、water and low sanitation conditions can cause Atraffic problems Bforest fires Cmany illnesses 17The key to improving peoples health in developing countries is in Paragraph 1. Ato get clean water Bto exercise often Cto refuse drugs,C,A,18What can we infer (推断) from Paragraph 2？ AHadjara laughed at he
13、r fathers foolishness. BHadjara refused to eat dinner that night in order to lose weight. CHadjaras father understood his daughters love and care for him later. 19The underlined word “protest” in this passage means A抗议 B保护 C节约 20The purpose of the writer is to Ateach people how to wash hands Bcall o
14、n people all over the world to save water Cshow developing countries rich in clean water,C,A,B,B(2016，连云港) The next time you look up at the sky and see a cloud that looks like Mickey Mouse or your favorite fruit，look again.It may not be a cloud，but a Flogoa logo that flies.Its a new form of advertis
15、ing in the sky thats never been used before.Its a different way to market your products，logos，and events. These funny logos are made with soap bubbles (肥皂泡) mixed with a little helium gas (氦气)，which makes them lighter than air and float in the sky.Special machines are used to make these new funny Fl
16、ogos.The machine，which can be rented for $2，500 a day，can make a Flogo every 1525 seconds.,Flogos can fly much higher or lower if needed.They can last from a few minutes to an hour anywhere in the sky，depending on the weather conditions.Though they can fly up to 20，000 feet，they usually float around
17、 at 300500 feet.Flogos are only white now，but people hope to have more colorful Flogos in the near future. Flogos are Green，100% environmentally safe，because the soap used to make the Flogo comes from plants and leaves.So this fun way of advertising is healthy and good for the environment.,21Flogos
18、are mainly used to Aadvertise in the sky Bmake funny bubbles Cimprove weather conditions Dsee colorful clouds 22Why are Flogos healthy and good for the environment？ ABecause they can float high and last for a long time in the sky. BBecause there is a little helium gas mixed with soap bubbles. CBecau
19、se the machines used to make them are special and expensive. DBecause the soap used to make them comes from plants and leaves.,A,D,23From the passage，we can infer that Flogos Acan fly for hours in the sky all day Bcan have different colors at present Cmay be influenced by the weather Dmay be the che
20、apest way of advertising 24Which of the following can be the best title of the passage？ AMachinesUsed for Flogos! BFlogosLogos That Fly! CAdvertisingMade of Fruits! DCloudsLike Mickey Mouse!,C,B,三、任务型阅读。(2016，黄石) Save the worlds trees “When it comes to the Earth，there is no time to waste.” says the
21、Earth Day Network.And that is right.Protecting our environment is very important，and World Earth Day was created in 1970 to ask more people to protect our environment.On April 22，people around the world celebrate Earth Day. Every year there is a special topic，and this year it is “Trees for the Earth
22、”，so Earth Day this year will be all about planting trees.They are planning to plant 7.8 billion trees within the next five years. Thats a big goal，and you might wonder why trees are so important.Because they can take in carbon dioxide (CO2) and protect the air quality (质量)CO2 is a chemical in our a
23、tmosphere，but humans make too much of it.Each person makes about 2.3 tons a year，which is bad for the environment.,Well guess what！Planting new trees is important because people cut down a huge number of trees.Last year，there were 3 trillion trees in the world，about 139 billion in China.But accordin
24、g to China Daily，the worlds total number has been almost cut in half since human civilization (文明) began.Thats because 15 billion trees are cut down every year. So we need to plant more to make up for (弥补) the ones we lost.One tree can take in 21.8 kilograms of CO2 per year.And its still one of the
25、cheapest and best ways to get rid of CO2. But dont forget that we can also help the environment by cutting down on how much energy (能源) or water we use every day.Every little thing helps.,25When do people around the world celebrate World Earth Day? On April 22. 26What is the topic of Earth Day? “Tre
26、es for the Earth” 27Why are trees so important to the earth? Because they can take in carbon dioxide (CO2) and protect the air quality. 28How much CO2 can two trees take in each year? 436 kilograms. 29Put the sentence “Its still one of the cheapest and best ways to get rid of CO2.” into Chinese. 这仍然是清除CO2的最廉价也是最好的方式之一。,
