大学英语全新版 第三册第4单元.ppt
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1、BR-main,Before Reading,1. Story of Extraterrestrials Invading Earth,Listen to the Story,Questions about the Story,2. Background Information,3. Warm-up Exercises,Issac Asimov,Venus,The Solar System,Space Exploration,US Federal Government,BR1.11,Listen to the Story,BR1.21,Questions about the Story,How
2、 did the Earthlings fight against the invasion of the An-vils? Were they successful?,They fought with bullets, ordinary bombs, super-atom bombs, gases and bacteria, but they failed.,BR1.22,Questions about the Story,2. What was Knowall by profession? What tricks did he use to drive away the invaders?
3、 Was he successful?,Knowall was a psychiatrist, a doctor treating mental illness. At first he filled the An-vils with human emotions so that they would fight each other. He didnt succeed. Then he made them feel homesick. This time his trick worked.,BR1.23,Questions about the Story,3. How come all th
4、e An-vils rose up from Earth at a given signal one day and flew back to their own star?,They were made to feel homesick, a strong desire to fly back to where they had started.,BR2.1,Issac Asimov,Issac Asimov (19201992) was a Russian-born American writer and scientist. He was a distinguished biochemi
5、st, but is more widely known as the author of many works of science fiction, books on science for non-scientists, and essays on a wide variety of subjects. Among his best-known science fiction is I, Robot (1950) and the Foundation trilogy (19511953). Building on Karel Capeks concept of the robot, in
6、 1941 Asimov coined the term robotics.,BR2.2,BR2.3,The Solar System,The nine planets in the solar system are placed in order of mass in the first picture. The numbers in the first picture indicate their positions in the solar system. Drag the numbers to their corresponding planets.,Start,BR2.3.1,Jup
7、iter 木星,Neptune 海王星,Earth 地球,Saturn 土星,Venus 金星,Uranus 天王星,Mars 火星,Mercury水星,Pluto 冥王星,key,1,2,3,4,5,6,7,8,9,S U N,BR2.3.11,1,2,3,4,5,6,7,8,9,S U N,BR2.3.12,1,2,3,4,5,6,7,8,9,S U N,BR2.3.13,1,2,3,4,5,6,7,8,9,S U N,BR2.3.14,1,2,3,4,5,6,7,8,9,S U N,BR2.3.15,1,2,3,4,5,6,7,8,9,S U N,BR2.3.16,1,2,3,4,5,6
8、,7,8,9,S U N,BR2.3.17,1,2,3,4,5,6,7,8,9,S U N,BR2.3.18,1,2,3,4,5,6,7,8,9,S U N,BR2.3.19,1,2,3,4,5,6,7,8,9,S U N,BR2.3.-key,Mercury,Venus,Earth,Mars,Jupiter,Saturn,Uranus,Neptune,Pluto,S U N,BR2.4.main,Space Exploration,1. Introduction,2. Soviet/Russian Space Program,3. US Space Program,4. Chinas Fir
9、st Man in Space,BR2.4.1,Introduction,Space exploration was made possible by advances in rocket technology. It began during the cold war when the Soviet Union launched the first space satellite.,BR2.4.2,Soviet/Russian Space Program,BR2.4.3.1,Following the Soviet Sputnik I, in 1958 US sent into space
10、the first artificial satellite Explorer I. Four years later, John Glenn became the first American in orbit. In 1961,US Space Program,President Kennedy proposed the Apollo programme to achieve a manned lunar landing by 1970, and in 1969 it came true.,BR2.4.3.2,US Space Program,BR2.4.3.3,US Space Prog
11、ram,BR2.4.4,Chinas first man in space,BR2.5.11,US Federal Government,The US federal government is divided into three separate, but equally powerful branches: the legislative (which writes the laws); the executive (which carries out the laws); and the judicial (which reviews the way laws are applied)
12、. The separation of powers also allows for a system of checks and balances within the government. Each branch is given certain control over the other two, which balances the power and keeps the potential for abuse of power in check.,BR2.5.12,US Federal Government,executive,legislative,make the law,j
13、udicial,enforce the law,1.,2.,3.,5.,6.,can suggest and veto legislation,1. can override (越过, 不考虑) a veto 2. can impeach (弹劾) president,appoint the justices,can force the President to follow the laws with no appeal,Interpret the law,4.,pass a new law,can rule laws unconstitutional (违反宪法的),BR2.5.12.1,
14、The President is the chief executive, or chief administrator, of the United States. His job is to manage all of the people who work in the executive branch and to make sure the laws of,the nation are enforced. He is also the foremost representative of the nation and head of the diplomatic corps (外交使
15、团). In addition, he has certain legislative and judicial powers. For example, he may suggest legislation to Congress that he feels will improve the “state of the union” and may also veto (reject) legislation that he feels should not become law. He nominates (任命,指派) Supreme Court justices (judges) an
16、d is also the commander in chief (总司令) of the United States Armed Forces.,BR2.5.12.2,The Constitution specifies that there shall be two separate legislative bodies - the House of Representatives and the Senate. Together they are called the Congress. The two bodies of Congress work,together to make t
17、he laws and regulations for the country. Before a new law can be made, both houses have to pass it, and it must then have the approval of the President. In a system of government based on a series of checks and balances, the two houses of Congress act as a check on each other, as well as together fo
18、rming a check on the powers of the executive branch, especially the President.,BR2.5.12.3,The judicial branch of US federal government operates the system of law courts. The Supreme Court in Washington, D.C. is the highest court in the US, and is very powerful. It is made up of nine judges who are c
19、alled justices. There are one chief justice and eight associate justices. Traditionally, they are called the nine old men, although there has been one woman justice. The,Supreme Court Judges are appointed by the President with Senates approval. They may serve for life or until they wish to retire.,B
20、R2.6.main,Warm-up Exercises,1. Word-web,2. Group Work,3. Text Prediction,BR2.6.11,Word-web,E.T.,flying saucer,invasion,advanced,alien,UFO,weird,abduction,universe,flying disc,outer space,Martian,galaxy,Think of as many words and phrases as possible about Extraterrestrials (E.T.),BR2.6.12,Group Work,
21、BR2.6.13.1,Dictation related to the text Write down what you hear about the beginning of the text.,No extraterrestrials will ever land on Earth any more. It was all Bart Camerons error. That day while he was buried in his complicated income tax form, Bart Cameron got awfully irritable. And just then
22、 the flying saucer landed.,Text Prediction,BR2.6.13.2,Prediction of the story,The following pictures illustrate what happened next in the story. With the beginning part you have just written down, you are given five minutes to work in pairs to make up as many questions as possible about what happene
23、d next in the story.,Text Prediction,GR-main,Global Reading,1. Part Division of the Text,2. True or False,3. Further Understanding,For Part 2 Table Completion,Part Division of the Text,Parts,Lines,Main Ideas,1,2,17,8126,The narrator claims that no extraterrestrials will ever land on Earth.,The narra
24、tor gives an account of his encounter with extraterrestrials, making it clear why he claims that they will return no more.,GR-1,GR-2-11,True or False,1. Bart Cameron was a very bitter man.,2. Cameron was so absorbed in his income tax form that he wanted to dismiss the two strangers as quickly as pos
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