高一英语外研版必修4module4GreatScientists教案.doc

Module 4 Great Scientists
Teaching Time: 教学时间
Teaching Aims: 教学目标
1. Knowledge and Skills 知识与技能
a. Make students know some words, phrase and related expressions about scientists.
b. Make students make a revision about the passive voice and the usage of “ by + - ing”.
c. Make students learn to write an essay on great scientists’ life.
d. Make students proficiently master how to say the numbers.
e. Improve students’ abilities of listening, speaking, reading and writing.
2. Process and Methods 过程与方法
a. Improve students’ speaking ability through group discussion.
b. Improve students’ analyzing and resolving abilities through group cooperation.
3. Emotion and Values 情感与价值
Make students know something about the current development of science and technology, as well as make them learn from those great scientists, such as the spirit of devoting to science, seeking truth and persistent dedication for human’s happiness and development.
Teaching importance and difficulties：教学重点与难点
1. Teaching Importance 教学重点
a. Master some science-related vocabularies.
b. Learn how to use passive voice.
c. Learn how to say numbers.
2. Teaching Difficulties 教学难点
a. Make students understand some common expressions used in quiz show while listening.
b. Enable students to use passive voice correctly.
c. Enable students to write essays on great scientists’ life according to the structure of the passage.
Teaching Plan：教学计划
Period One: Introduction, Reading and Vocabulary, Function
Period Two: Grammar 1 and Grammar 2
Period Three: Listening and Vocabulary, Pronunciation, Everyday English
Period Four: Reading and Writing
Period Five: Cultural Corner, Module File

Period One: Introduction, Reading and Vocabulary, Function
Teaching Goals:
1. To know something about great scientists, such as Qian Xuesen, Marie Curie, Archimedes, Albert Einstein and Yuan Longping;
2. To learn some science-related words;
3. To learn how to say numbers.
Teaching Procedures:
Step 1: Lead in----- Introduction
Brainstorm:
Question: What great scientists do you know? ( free speaking )
Make students say something about those four great scientists--- Qian Xuesen, Marie Curie, Archimedes, Albert Einstein.
Name
Nationality
Major
Invention/Discovery
Time of the discovery
Qian Xuesen
China
Physics, Mathematics
Chinese atom bomb
In 1964
Marie Curie
Poland
Physics
Radioactivity
In 1898
Archimedes
Sicily in Italy
Physics, mathematics
buoyancy
About 240 BC
Albert Einstein
Germany / America
Mathematical Physics
relativity
In 1905
Make students learn some words of different fields in science.
Subjects
Chinese meaning
The person who research the subjects
Biochemistry
生化学
Biochemist
Biology
生物学
Biologist
Botany
植物学
Botanist
Chemistry
化学
Chemist
Genetics
遗传学
Geneticist
Physics
物理学
Physicist
Zoology
动物学
Zoologist
Make students finish exercise 2 on page 31 individually.
The answers:
1. zoology 2. botany 3. biology 4. physics 5. biochemistry 6. chemistry 7. genetics
Step 2: Reading and Vocabulary
1. From the title “The Student Who Asked Questions”, guess what the passage is about?
Who is the student?
Question: What do you know about Yuan Longping?
Name
Nationality
Major
Invention/Discovery
Time of the discovery
Yuan Longping
China
Agriculture
Hybrid rice
In 1970

2. Make students find the topic sentence of each paragraph.
Para1: Yuan Longping is a leading figure in the rice-growing world.
Para2: As a boy, he was called “the student who asked questions”.
Para3: As a young teacher, he began experiments in crop breeding.
Para4: He discovered a special type of rice plant.
Para5：His discoveries increased Chinese rice production.
Para6：The yield of the new hybrid rice is much greater than that of other types grown in Pakistan
3. Make students skim the passage and find the answers to the following questions.
1） What kind of student was Yuan Longping when he was young?
2） What way did he think to produce rice more quickly?
3） What did he discover?
4） How important was the discovery？
The possible answers：
1） He was a student with lots of questions and he was interested in plants.
2） By crossing different species of rice plant, then he could produce a new plant which could give a higher yield than either of the original plants.
3） He discovered a naturally sterile male rice plant.
4） Chinese rice production rose by 47.5% in the 1990’s.
There were other advantages.
l 50,000 square kilometers of rice fields were converted to growing vegetables and other cash crops.
l Yuan’s rice was exported to other countries.
l His rice’s yield is much greater than the yield of other types of rice grown in Pakistan.
4．Make students read the passage carefully and decide whether the statement are true or 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 n other countries, such as Pakistan.
The answers: TTTTFT
5. Make students finish exercises in activity 3 and 4 on page 33 individually, then check the answers.
Step 3: Language points
1. He thought that (the key to feeding people was to have more rice and to produce it more quickly.) 宾语从句
the key to sth. / doing sth. ---的关键 to 属于“介词”
e.g. 这就是考试失败的关键。 This is the key to failure in the exam.
= This is the key of failing in the exam.
她获得成功的关键在于她的努力。The key to her success is based on her efforts.
2. He though 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.
What’s the function of “which”? 引导定语从句
(one) way to do sth. = (one)way of doing sth.
Eg. That’s not a right way to solve the problem.
I’m not happy with this way of working.
by crossing … 通过杂交的方式
eg. Switch it by pressing this button.
I will contact you by e-mail.
3.First Yuan Longping experimented with different types of rice.
experiment: (V.)做实验
e.g. 有人认为用动物来做实验是很残忍的。
Some people think that it’s cruel to experiment on animals.
experiment: (n.) [c / u]实验；试验 do / perform / carry out an experiment 做/进行实验
4. This was the breakthrough.
breakthrough: an important development that may lead to an agreement or achievement 重大进展,突破
make a breakthrough 取得突破 a major breakthrough 大突破
5. 50 kilometres of rice fields were converted to growing vegetables and other cash crops.
= 50 kilometers of Rice fields were changed to grow vegetables and other cash crops.
convert (sth) to / into sth: 把…转变成；转变，改变
e.g. 那家工厂把铁转变成钢。 That factory converts iron into steel.
e.g. 我把我的美元换成了欧元。I converted my dollars into euros.
6. Following this, Yuan Longping’s rice was exported to other countries, such as ….
export: (Vt./vi.) to sell and send goods to anther country 出口，输出
export (n.) import (vt./vi / n.)
eg.出口贸易 export trade 石油的进口 imports of oil
Step 4: Function
1. Make a revision about how to say numbers in English.
Integral number整数 fractional number 分数 decimal number 小数 percentage 百分数
3. Make students finish exercises in activity 1 and 2 on page 35.
Step5: Homework
1. Make students preview grammar 1 and 2
2. Finish exercise 5 to 12 on page 86 . (vocabulary and reading)

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