课件32张PPT。Introduction
&
ReadingWhat is his/her name?
What did he /she invent or discover?DiscussionQian Xuesen He is called “Father of China’s aerospace(航空航天)and King of rockets”.
He has made great contributions to China’s aerospace science and technology.Marie CurieShe is a well-known physicist (物理学家)and radiochemist (放射化学家).
She and her husband won the 1903 Nobel Prize in Physics as a result of discovering radioactive elements--- Polonium and Radium. In 1911, she won Nobel Prize in Chemistry.ArchimedesHe was a well-known physicist (物理学家)and mathematician (数学家) in Ancient Greece.
He is called “Father of integral calculus(积分学)”.
He is also famous for discovering lever principle (杠杆原理)and the law of buoyancy (浮力).Albert EinsteinHe is a well-known physicist in the world. He is known for Theory of Relativity.The Student Who Asked QuestionsPara 1 A. His discoveries have brought?in great profit.
Para 2 B. As a boy, he was called “the student who
asked questions.
Para 3 C. Yuan Longping is a leading figure in the
rice –growing world.
Para 4 D. The yield of the new hybrid rice is much
greater than that of other types of rice
grown in Pakistan.
Para 5 E. As a young teacher, he began experiments
in crop breeding.
Para 6 F. He discovered a new type of rice.Skimming The first paragraph Which country is the world’s largest rice producer?
2. Where is rice grown in the world?
3. Who is the leading figure in the rice-growing world?China.Many Asian Countries and some European countries.Yuan LongpingCareful reading The second paragraphWhere was Yuan Longping born and brought up?
What nickname was he given?China.The student who asks questions. The third paragraphWhat did Yuan Longping study in college?
2. What was the key to feeding more people?
3. What is the only way to do it?Agriculture.To cross different species of rice plant.To have more rice and to produce it more quickly.The fourth paragraph What did the special type of rice plant have to be?
2. When did Yuan Longping make a breakthrough in his research?
3. Who supported his research?It had to be male and sterile.Researchers from all over China and the government.In 1970.The fifth paragraph1. What was the result of his discoveries?
2. What are other advantages ?
3.Where was his rice exported to?Chinese rice production rose by 47.5%.Rice fields were converted to growing vegetables and other crash crop.Pakistan, the Philippines and so on. The last paragraph What is the most important crop in Pakistan?
2. What’s the feature of the new hybrid rice?Wheat.Its yield is much greater than that of other types of rice grown in Pakistan.Read the passage again and decide whether the statements are True of False.1. China produces more rice than any other country.
2. Yuan Longping asked a lot of questions at school.
3. He developed a new kind of fast-growing rice.
4. The government helped him in his research.
5. The new rice replaced vegetables in 50 thousand square kilometers.
6. The new rice is now grown in other countries, such as Pakistan.Professor Yuan Longping is a leading figure in the ___________ world. He is famous for his great achievements in __________ and is well-known __ “Father of Hybrid Rice”. rice-growingagricultureAfter learning the text, fill in the blanks:asPost readingAs a boy he became interested in _____. He studied agriculture in college. After __________ from Southwest Agriculture College, he has devoted himself to agriculture education and research ever since. He thought that the key to ______ people was to have more rice and to produce it more quickly. plantsgraduationfeedingAfter many years’ hard work, he produced a new plant by ________ different species of rice plant, _____ could give a higher _____ than either of the original plants. This breakthrough in rice breeding has made great ____________ to the world.crossingwhichyieldcontributionsLet’s learn some beautiful sentences!1. As a boy he was educated in many schools and was given the nickname, “ the student who asks questions”.
= When he was a boy, Yuan Longping studied in many schools and was nicknamed “the student who asks questions”.2. He thought that the key to feeding
people was to have more rice and to produce it more quickly.
= He believed that having more rice and producing it more quickly was the most important thing to feed people.the key to feeding people类似用法的名词还有:
answer, solution, visit, way, reply, entrance, invitation等。e.g. 你知道解决这一问题的关键吗?Do you know the key to solving the problem?3. He thought there was only one way to do this — by crossing different species of rice plant, and then he could produce a new plant which could give a higher yield than either of the original plants. 本句为and连接的两个并列分句。前面的分句为主从复合句,there was only one way to do this为省略引导词that的宾语从句;破折号后的by crossing different species of rice plant解释前面的one way;and后面的分句也为主从复合句,which could give a higher yield than either of the original plants为定语从句修饰先行词a new plant。2. First Yuan Longping experimented with different types of rice.
首先袁隆平对不同种类的水稻进行实验。1. …and as a young teacher he began experiments in crop breeding.
…作为一名年轻的教师,他开始了作物育种的实验。v. experiment on/ upon … 在……身上做实验
experiment in… 做某方面(如学科)的实验
experiment with …对……进行实验n. perform/ carry out/ make/ do an experiment 进行实验
by experiment 通过实验3. Then he began his search for a special type of rice plant.in search of
in one’s/the search for寻找……辨析: search与search for
search sb./ sp. 搜查某人(身体)/某地
search for =look for 接搜查后要找的东西. The police with dogs are __ the woods __ the murderer.
A. searching; for B. in search; for
C. searching; to D. in search; ofsearch sb./ sp. for sb. / sth.
为……而搜查……e.g. 警察正在搜索树林, 寻找失踪的孩子。
他正在寻找丢失的项链。The police are searching the woods for the lost child.He is searching for the lost necklace.4. Researchers were brought in from all over China to develop the new system.全国各地的研究者们被召集在一起开发新的水稻品种。bring in:
a. Farmers in the south have brought in good crops this year.
b. He brings in about 20,000 yuan a year.
c. We should bring in new technology.引进, 召集,收获,赚钱a staple food
a leading figure
bring up
the key to…
experiment with…Language pointsUnderline the following expressions:6. all over China
7. as a result of …
8. rise by…
9. bring in…
10.be converted to …Finish Activity 9,10,11 in Workbook.
(P87-88)Homework