2019年外研版英语选修8学案:Module 1 Section Ⅰ
《2019年外研版英语选修8学案:Module 1 Section Ⅰ》由会员分享,可在线阅读,更多相关《2019年外研版英语选修8学案:Module 1 Section Ⅰ(16页珍藏版)》请在七七文库上搜索。
1、For much of the last 400 million years, Antarctica was a warm place, covered with forests and animals. Due to the movement of continents, Antarctica moved from the equator (赤道) to the South Pole, where it is now. Today, Antarctica is the coldest continent on the planet, almost completely covered by
2、a layer of ice, and entirely lacking of animals aside from a few penguins and small insects in the coastal areas.But it wasnt always that way. Antarctica was once part of the supercontinent (超大陆) named Gondwana, which lasted up until about 160 million years ago, when it slowly began to break up. Gon
3、dwana included many continents, such as South America, Africa, Arabia, India, Australia, and New Zealand. Gondwana was one of the worlds two supercontinents, and the other was Laurasia, which included present North America and Asia. It is reported that fossils of some of the earliest life have been
4、found in the surrounding shallow seas. Much of the fossil record of the Antarctica is under the ice, but fossils, including those of dinosaurs, can be found in the Antarctica mountains.As Antarctica began to break away from the supercontinent Gondwana 160 million years ago, cooling began. It moved t
5、owards south, still connected to Australia and South America but separated from Africa. At this point, Antarctica still had a tropical (热带) or subtropical (亚热带) climate, but it was located further south, near the latitude (纬度) of present Australia. Like todays Australia, there were many plants on th
6、e continent.Around 40 million years ago, Antarctica separated from todays Australia and began to cool down even more, its forests dying. Ice and glaciers began to cover the continent, but the final end of Antarcticas life came only about 23 million years ago. It resulted in the continent being cover
7、ed in a miledeep layer of ice, as the snow never melted. Today, Antarcticas ice sheet contains about 70% of all fresh water on Earth.Section_ Introduction_ to promote international scientific projects; 57 58 59 60 61 and to end arguments about who owns the land . Today countries representing 80% of
8、the 62 63 worlds population have signed the treaty. Antarctica has become perhaps the most successful 64 symbol of mans efforts to work together for progress and peace.rivalry/raIvlri/n.(不断的)竞争 50 that 引导定语从句,修饰 rivalry。 51 treaty/triti/n.(国家或政府间的 )条约,公约 52 过去分词短语作后置定语,修饰 treaty。 53 prevent v防止,预防 5
9、4 prevent sb. (from) doing sth.防止某人做某事commercial/kml/adj.商业的 55 in particular(particularly)尤其是,特别是 56 keep free from 使摆脱 57 nuclear/njukli/adj.核的,核能的 test/test/n.试验 58 59 radioactive/reIdiktIv/adj.(具有) 放射性的 60 promote/prmt/v.促进,增进 61 who owns the land 是宾语从句作介词 about 的宾语。 62 represent v代表,象征 represen
10、t .as 把描绘成 63 现在分词短语作后置定语,修饰 countries。 64 第 5 段译文 当今,来自许多国家的科学家到南极洲去研究其资源。一种国际友谊已经代替了存在于许多早期探险家之间的相互竞争。1961 年,包括英国、法国和美国在内的 12 个国家签署了一份条约,使南极洲成为世界上最大的自然保护区。条约的目的在于防止将南极洲用于商业以及军事方面。该条约尤其致力于保护南极洲不受核试验以及放射性废物的污染,推进国际科研项目,并且终止那些关于这片土地所有权的争论。今天代表世界人口 80%的国家已经签署了这份条约。南极洲或许已经成为人类为了进步与和平而共同努力的最成功的标志。Prerea
11、dingPlease match the words with their proper meanings.1depth Ato help sth.to happen or develop2adapt Bthe amount of rain which falls in a particular place3explorer Cto keep sth. in a particular place4trap Da person who travels to unknown places in order to find out more about them5rainfall E to chan
12、ge to suit a new situation6promote Fused to measure how deep something is16 _答案:16 FEDCBALeadinLook at the pictures and tell your classmates what you can see.1Lots of penguins are walking freely.2A mountain is covered by heavy snow and thick ice.3This is the fifth largest continent in the world, Ant
13、arctica.WhilereadingFastreading()What is the main idea of the passage?The passage is mainly about the_introductions_to_Antarctica.()Skim the passage and match each paragraph with their main ideas.Para.1 Athe discovery of AntarcticaPara.2 Bthe background and aim of the Antarctic TreatyPara.3 Cgeneral
14、 introduction of the vast landPara.4 Dplants and wildlife therePara.5 Ea great place for scientific research答案:Para.1 Para.5 CDEABCarefulreading()Choose the best answers according to the passage.1How much of the surface is covered permanently in the ice cap?A90%. B70%.C98%. D80%.2How long does the l
15、ong Antarctic winter night last?A12 centuries. B15 days.C11 centuries. D182 days.3Why are the Antarctic rocks easy to see?ABecause they are white while the background is black.BBecause they are black while the background is white.CBecause t hey are useful while the background is useless.DBecause the
16、y are outer while the background is inner.4Who was the first to land on the Antarctica?AJames Cook.BRoald Amundsen.CGreek geographers.DCarstens Borchgrevink.5What is the aim of the treaty signed in 1961?ATo prevent the commercial and military use of the continent.BTo prevent the research in the Anta
17、rctica.CTo keep the hunters from killing the penguins.DTo avoid the war between the advanced countries.答案:15 CDBDA()Complete the following form according to the passage.Heading Main ideaPara.1 The landAntarctica is an inhospitable place because it is the 1.coldest and the driest place on Earth and i
18、s 2.permanently_covered with ice.Para.2 Plants and animals As a result of its 3.extreme conditions only few types of plants can survive th ere, but it is full of 4.wildlife.Para.3 A great place for researchers Antarctic ice and 5.rocks can give researchers lots of useful information.Para.4 The disco
19、very of AntarcticaAntarctica was the 6.last continent to be discovered and Carstens Borchgrevink was the first man to set 7.foot on the Antarctic mainland.Para.5 The Antarctic TreatyThe aim of the treaty signed by 12 c ountries is to 8.protect Antarctica and Antarctica has become perhaps the most 9.
20、successful_symbol of mans efforts to work together for 10.progress_and_peace.StudyreadingAnalyze the following difficult sentences in the passage.1But the long Antarctic winter night, which lasts for 182 days (the longest period of continuous darkness on earth), as well as the extreme cold and lack
21、of rainfall, means that few types of plants can survive there.句式分析尝试翻译 但是南极洲冬天的夜晚长达 182 天(地球上持续时间最长的黑暗时期) ,而且气候极度寒冷,降水量极少,这意味着很少有植物能在这里生存。2Gases and minerals, in the form of volcanic dust trapped in the ice, can tell us a lot about what the worlds climate was like in past ages.句式分析 本句为复合句,in the for
22、m . the ice 为介词短语作定语,修饰主语 gases and minerals,其中 trapped in the ice 为过去分词短语作后置定语,修饰 volcanic dust, what the . in past ages 作介词 about 的宾语。尝试翻译 这些以火山灰的形式封冻进冰层里的气体和矿物质可以告诉我们很多关于远古时期全球气候的状况。3But more than two thousand years ago Greek geographers believed that there was a large land mass in the south whic
23、h balanced the land in the north.句式分析尝试翻译 但是两千多年以前,古希腊的地理学家就相信地球南边会存在一大块陆地与北边的陆地保持平衡。.阅读理解AWeve colonized most of the world, but one vast stretch of the planet remains beyond our grasp: Antarctica. This frozen continent at the end of the earth has never been permanently occupied by man. Even if your
24、e traveling there on a cruise ship, as most people do, the solitude (孤独) and the emptiness will envelop you. Not that solitude is the first thing that comes to mind when youre standing in the middle of a penguin colony on an Antarctic shoreline. When I visited in early February, there were thousands
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 2019 年外研版 英语 选修 Module1Section
链接地址:https://www.77wenku.com/p-79264.html