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课件网) Reading & Vocabulary DEEP SOUTH Antarctica is a continent at the bottom of the world. Most of Antarctica is covered in ice. Only a few scientists live there. Antarctica is the highest, the driest, the coldest and the remotest place on the Earth. Background Information 1.Vocabulary Finish No 3 and No 4 2.Fast reading to finish No.1 :choose a heading for each paragraph 3. Read the text carefully to finish No.2 on P2 Language Points 1. With annual rainfall close to zero, Antarctica is technically a desert. Part One: Key Expressions: with的复合结构作原因状语。“每年的降水量接近为零” 2. ____ a frozen state 处于冰冻状态 in a good /bad state in in good /bad condition 处于良好／糟糕的状态 3. On average it is two kilometers thick, but in some places it reaches a depth of five kilometers. (南极洲)冰层平均厚度为2，000米，但某些地方厚度可以达到5，000米。 The rope is two meters long. The well is 12 meters deep. It is a 12-meter-long rope. 5. As a result, it has become a window on the past, and can give researchers lots of useful information. 因此，它已经变成人们了解过去的窗口，可为研究者提供大量有用的信息。 window 窗户，在此引申为“获得信息的渠道。 International news broadcasts provide a window on the world. 4. adapt to its extreme conditions 6. Since most Antarctic rocks are dark in colour, they stand out against the white background and are easy to identify and collect. 因为南极洲的绝大多数岩石是深色的，它们在白色冰雪的背景映衬下格外显眼，也就易于识别和搜集。 The red flag stood against the blue sky. 7. nature reserve 自然保护区 8. prevent the commercial and military use of the continent. 9. in particular 10. keep Antarctica free from… 11. aim to do 旨在..;目的是 Part Two: 课文非谓语动词再现 1. _____(cover) about 14 million square kilometers around the South Pole, it is the fifth largest continent in the world. Para One : 2. A high mountain range, the Trans-Antarctica range, runs from east to west, _____(cut) the continent in two. Covering cutting 现在分词作状语 3. Strong winds _____(drive) by gravity blow from the pole to the coastline, while other winds blow round the coast. driven Para Three: 4. Gases and minerals , in the form of volcanic dust _____(trap) in the ice, can tell us a lot about what the world’s climate was like in the past trapped 过去分词作后置定语 （ ） （ ） Para Five: 5. In 1961, a treaty _____(sign) by 12 countries, including Britain, France, and the USA, made Antarctica the world’s biggest nature reserve. signed 6. Today countries _____(represent) 80% of the world’s population have signed the treaty. representing （ ） （ ） 过去分词作后置定语，修饰treaty 现在分词作后置定语，修饰countries Part Three: Key Sentence Structures: *Antarctica was the last continent to be discovered. *A Norwegian called Carstens Borchgrevink became the first man to set foot on the Antarctica mainland. 固定结构： the+序数词/ 最高级 +n+_____ 不定式 莫言是中国第一个赢得诺贝尔文学奖的作家。 Mo ... ...
