1、Unit 3 Environmental Protection课时作业(七)Unit 3Section Reading and Thinking.阅读理解A Asian elephants are an endangered species. Their numbers are somewhere between 39,00044,000 and they spread across the vast continentthough almost half are located in India. The main threat faced by Indian elephants, like
2、 all Asian elephants, is loss of habitat, which then results in humanelephant conflict. In South Asia, an everincreasing human population has led to much illegal occupation of elephant habitat. Many construction projects of roads and railway tracks also break habitat into separate areas. Unable to m
3、ix with other groups, they run the risk of reproducing. Habitat loss also forces elephants into farmers fields for food. Once a farmers crops are destroyed, a conflict between humankind and the elephant is unavoidable. Even if suitable habitat exists, illegal hunting remains a threat to elephants in
4、 many areas. In 1989, the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) banned the international trade in ivory (象牙). However, there are still some ivory markets in a number of countries which make an illegal international trade. Although most of this ivory
5、comes from poaching African elephants, Asian elephants are also poached for their ivory, as well as for their skin. Catching wild elephants has become another threat to some wild populations, seriously reducing some numbers. Men would catch elephants to live with them and carry their heavy loads. In
6、dia, Vietnam and Myanmar have banned catching elephants in order to protect their wild groups, but in some countries elephants are still caught each year for tourist industries. Tourists pay to ride the animals to the scenic spots to have their pictures taken. Why are their numbers becoming so despe
7、rate? It is time that we humans should pause and reflect.1Which is the main cause of humanelephant conflict?AThe loss of the elephants habitat.BThe construction of new roads.CThe failure of the elephants reproduction.DThe increase of human population.2What does the underlined word “poaching” in Para
8、graph 3 mean?ARaising. BStealing.CIllegally hunting. DFiercely fighting.3Why do people catch wild elephants?ATo decrease the elephants numbers.BFor industrial research.CTo watch over peoples homes.DFor family use and income.4Whats the best title of the text?AReflection on Ivory TradeBAsian Elephants
9、 Are in DangerCEffects of Protecting ElephantsDIndians Face Elephant ProblemsB World Environment Day is celebrated annually on June 5th and was created to inspire people around the globe to take an active part in environmental protection and learn more about ways we can help to guarantee the future
10、of our planet is safe. The very first World Environment Day took place in 1974, established by the United Nations General Assembly on the first day of the Stockholm Conference on the human environment that took place in 1972.Each year the United Nations picks a theme and a host city where anyone who
11、 is concerned about the environment can talk about environmental topics with others, followed by different kinds of exhibits to promote environmental awareness. Environmentalists, academics and scientists come together to bring new ideas on the table concerning the environment. The latest World Envi
12、ronment Day was hosted by India, and the theme was Beat Plastic Pollution. It urged people to explore and choose alternatives like paper or cloth bags to reduce the production and use of disposable plastic, which makes up 10% of all of the waste. Even though the United Nations picks a specific host
13、city every year, people around the world still celebrate World Environment Day in their hometowns with parades (游行), concerts, cleaning, tree planting and all kinds of green actions to work towards having a beautiful planet and battling pollution. World Environment Day is not a public holiday, so yo
14、u wont be getting the day off work or school, but if you want to celebrate, why not bring it to the attention of your parents, friends, colleagues or classmates? World Environment Day is all about working together to take action for the planet, so try to get everyone you know interested in helping d
15、o something. Things as small as making sure people have a way to recycle can make a difference. You could also try beautifying your neighborhood by planting gardens, learning about green foods, raising money for a local wildlife conservation group or simply learning about the effects of different pr
16、oducts on the earth.5Why was World Environment Day set up?ATo make people know more about nature.BTo ask people to help to protect the globe.CTo warn people of the danger of air pollution.DTo encourage people to plan for the earths future.6What do people do on World Environment Day?ADecide a host ci
17、ty.BHold a theme party.CDiscuss environmental ideas.DShow some plastic products.7Which of the following is the closest in meaning to“disposable” in Paragraph 3?AHighcost. BPoorquality.CSecondhand. DSingleuse.8Whats the main idea of the last paragraph?AEvery bit of effort counts.BDoing is better than
18、 saying.CMany hands make light work.DNothing is impossible to a willing heart.完形填空My twin sister, Dawn, born with cerebral palsy (脑瘫) , has to wear braces (支架) on her legs and walk with the help of a stick, often causing people to _1_ and point. As Dawn was the only “different” child in our neighbor
19、hood, we were constantly made fun of. We never had any friends because of her condition. I began to _2_ Dawn and was embarrassed to be seen with her. So I did everything to get her into trouble to _3_ her being born mentally and physically disabled. When I turned twelve, my mother was so displeased
20、with my behavior. She figured I was _4_ enough to know better. One day she gave me a thick yellow book. What I saw in that book _5_ the way I viewed my disabled sister. There were many baby _6_ of Dawn and me dressed alike. And the only _7_ is that I looked small and peaceful while Dawn was hooked u
21、p to tubes and machines. If you looked closely, you could see the _8_ in her eyes though she was always smiling. One picture stood out: we were _9_ each other. The words below read, “Im so happy to have a twin sister, Netti. The doctors make me cry. She makes me _10_.” Looking back, I realized how _
22、11_ I had been! I had never put myself in Dawns shoes! Feeling _12_， I cried myself to sleep. Later, Dawn came to wake me up for dinner. I kissed her and hugged her _13_ like in the picture. From then on, I was Dawns _14_. No one was going to hurt her for any reason. We were _15_. I am her other hal
23、f and she is my world.,1A.complain BwanderCstare Denvy2A.hate BpityCdisturb Dwarn3A.put up with Bmake use ofCkeep track of Dget back at4A.patient BoldCclever Dconfident5A.formed BchangedCexplained Dconfirmed6A.pictures BclothesCtoys Dstories7A.problem BmarkCsimilarity Ddifference8A.courage Bdisappoi
24、ntmentCpain Dconcern9A.hugging BsupportingCcomforting Dpraising10A.improve BthinkClaugh Dsurvive11A.rude BselfishCresponsible Dinnocent12A.helpless BunhappyCdesperate Dashamed13A.politely BseriouslyCtightly Dnervously14A.protector BassistantCeducator Dconsultant15A.irreplaceable BunimaginableCunchan
25、geable Dinseparable课时作业(七).阅读理解A【语篇解读】本文是说明文，介绍了亚洲象所面临的严重威胁栖息地丧失、非法捕猎及野生象被捕捉等。1答案与解析：A细节理解题。根据第二段第一句“The main threat faced by Indian elephants, like all Asian elephants, is loss of habitat, which then results in humanelephant conflict”可知，大象失去栖息地是造成人类和大象冲突的主要原因，应选A项。2答案与解析：C词义猜测题。根据第三段第一句中的“illegal h
26、unting remains a threat”及最后一句并结合濒危野生动植物种国际贸易公约的禁令可推知，poach为“偷猎，偷捕”之意，应选C项。3答案与解析：D细节理解题。根据第四段中的“carry their heavy loads”及“Tourists pay to ride the animals”可知，人们捕捉野生象是为了帮他们运载重物、增加收入，故选D项。4答案与解析：B主旨大意题。根据全文内容尤其是文章首句“Asian elephants are an endangered species”可知，本文主要介绍了亚洲象所面临的严重威胁，应选B项。A、C项偏离主题，D项为文中细节内
27、容，不能概括全文。B【语篇解读】本文是一篇说明文。文章主要介绍了世界环境日的由来和情况，呼吁全员行动起来帮助保护地球。5答案与解析：B细节理解题。根据第一段中的World Environment Day.was created to inspire.可知，设立世界环境日的目的是鼓励人们积极参与环境保护并了解多种方法来帮助确保地球将来的安全，故选B。6答案与解析：C细节理解题。根据第二段中的where anyone who is concerned about the environment can talk about environmental topics with others以及第二段
28、最后一句可知，在世界环境日这一天人们主要讨论环境问题。C项符合题意，故选C。7答案与解析：D词义猜测题。根据第三段中的Beat Plastic Pollution及现实情况可知，文中提到的最近一个世界环境日即2018年世界环境日的主题是“塑战速决”，再结合画线词前面的It urged people to explore and choose alternatives like paper or cloth bags和画线词后面的which makes up 10% of all of the waste可知，disposable plastic(一次性塑料)造成大量资源浪费，所以D项“供一次使
29、用的”符合语境，故选D。8答案与解析：A主旨大意题。根据最后一段的内容可知，世界环境日不是公共节日，所以人们不放假。但如果你想庆祝的话，为何不让你周围的人关注它呢？后面又列举了一些可以起作用的小事，所以最后一段主要是讲每个人都可以从身边的小事做起，行动起来保护地球，每个人的微小努力都很重要，故选A。.完形填空【语篇解读】本文是一篇记叙文。作者曾因为患有脑瘫的妹妹而感到难堪，但是后来在妈妈的教育下，作者意识到了自己的错误，从此做起了妹妹的保护者。1答案与解析：C根据上文内容可知，Dawn一出生就患有脑瘫，不得不在腿上佩戴支架并且走路时要借助拐棍，因此经常会使得人们盯着看并且指指点点。故选C。2答
30、案与解析：A根据下文中的“was embarrassed to be seen with her”“get her into trouble”可知，作者开始憎恨妹妹。故选A。3答案与解析：D根据句中的“I did everything to get her into trouble”可知，作者在报复妹妹。get back at意为“向报复”，符合语境。put up with“忍受”；make use of“利用”；keep track of“了解的动态”。4答案与解析：B根据上文中的“When I turned twelve”并结合下文内容可知，此时母亲认为作者已长大了，该更懂事了。5答案与解
31、析：B根据下文内容可知，作者对待妹妹的态度发生了改变，故这里指作者在这本书里看到的内容改变了她看待妹妹的方式。6答案与解析：A根据下文中的“One picture stood out”可知，此处指作者和Dawn小时候的照片。7答案与解析：D根据空前的“dressed alike”和空后的“I looked small and peaceful while Dawn.and machines”可知，这里指两个人之间的不同之处。8答案与解析：C根据上文中的“Dawn was hooked up to tubes and machines”可知，当时Dawn的身上插着管子和机器，故从Dawn的眼里可
32、以看到痛苦。故选C。9答案与解析：A根据下文中的“I kissed her and hugged her _13_ like in the picture”可知，这是一张两人相拥的照片。10答案与解析：C根据语境可知，此处与“The doctors make me cry”形成对比，表示“医生让我哭，而她让我笑”。11答案与解析：B根据上文中作者对待妹妹的不友好的态度和下文中的“I had never put myself in Dawns shoes”可知，回顾过去，作者意识到自己以前是多么地自私。12答案与解析：D根据语境尤其是空后的“I cried myself to sleep”可知，作者为自己曾经对Dawn所做过的事感到羞愧。13答案与解析：C根据语境可知，此处指作者紧紧地拥抱妹妹。14答案与解析：A根据下文中的“No one was going to hurt her for any reason”可知，作者成了妹妹的保护者。protector“保护人”；assistant“助理”；educator“教育工作者”；consultant“顾问”。15答案与解析：D根据语境以及空后的“I am her other half and she is my world”可知，两个人从那以后形影不离。inseparable“形影不离的”。