英语选修八人教版精品教案选修八.docx

1、英语选修八人教版精品教案选修八Unit 1 A land of diversity The First Period Warming up一Aims:1. Teaching aims 教学目标：Help the students learn more information about America.重点词汇和短语ocean, coast, mountain, range, compare2. Ability aims能力目标Enable the students to know more about America and can give some cities names 二Conte

2、nts Step I Ask the students to talk about the names in groups, and then write down them on the map.Step II Compare answers with other groupsStep III Give the correct names to the students.Step IV Tell the students some information about America to improve their interest. And ask some students to say

3、 what they know about America. Homework To observe an American mapThe Second Period Reading一Aims:1. Enable the students to talk about things about the USA.2. Help the students learn the huge diversity of races and cultures in America, especially in California.二Contents:Step 1 Warming up.1. Ask the s

4、tudents to describe what they learn about the USA.2. Group work: look at the map of the USA with your group. Write on the map the names of as many of the following as you can. Compare your names with other groups.Step 2 Pre-reading1. Ask the students to tell things about California including its loc

5、ation, size, population, economy, history etc. What do you learn about California?2. Show the students some pictures and encourage students not only to say what each picture is about but how each one relates to California.Step 3 Fast reading1. Read through the passage and get the main idea.2. Readin

6、g comprehension.Ask the students the following questions:1) When you look at the title, what so you think of ?A land of differences. California is a land of great differences differences in climate, in landscape and attitude.2) Why is the USA called a melting pot? There are many immigrants to the US

7、A and there are many cultures and nationalities. So it is a place in which people, ideas, etc of different kinds gradually get mixed together.3. Beside each date note down an important event in Californian history. Step 4 Detail reading Beside each cultural group , write the period in which they fir

8、st came to California in large numbers.Cultural groupsPeriodsCultural groupsPeriodsRussiansearly 1800sJapaneseEarly 1900sChineseLate 1840s/early 1850sCambodiansFrom about the 1970sAfricans1800sKoreansFrom about the 1970ItaliansLate 1800sDanish1911Jewish1920sPakistanisFrom about the 1970sStep 5 After

9、 reading Why is California in the 21st century such a multicultural community? (Using 3 or 4 sentences to explain. )Step 6 Homework Finish “Learning about language” on page 4.The Third Period Language Points一Aims:1. Learn expressions and phrases.2. Learn language points.二Contents:1. means: a method

10、or a way of doing. 方式，方法，手段（但复数同形）Translate:一切可能的办法都试过了。All possible means have been tried.= Every possible means has been tried.by means of : by using 依靠，凭借2.occur: come into sbs mind (想起，想到)happen, take place(发生)1)When did the accident occur?发生2)A good idea occurred to me all at once.想到3.multi-前缀，

11、是“多，多方面，多方向”的意思multi-coloured多色的multi-racial country多种族国家multi-media多媒体multiparty多党multiparty system多党制multi-purpose多种用途思维拓展：mono-前缀：one, single 单eg: a monolingual dictionary(单语词典)bi-前缀：two, twice, double双eg: a bilingual dictionary(双语词典) 4.Declare v.宣告，声称，宣称，申报translate the following sentences 1) Wa

12、r was declared on the enemy. 2) She declared that she knew nothing about it. 3) Have you anything to declare.declare oneself 发表态度declare war on/upon宣战declare against声明反对declare for声明支持5.Keep up:保持,坚持,持续 1)The manager asked the workers to keep up the work. 2)The rain kept up for two days and the road

13、s were floaded.Step 4 Exercises: translation1.我就是想不起他的名字.(occur)His name just didnt occur to me.2.他宣称他是正确的.(declare)He declared that he was right.3.鼓起勇气,成功就属于你.(keep up)Keep up your courage, and success will be yours.4.他虽然不会说话,但能通过手势让别人知道他的意思.(by means of)He couldnt speak, but made himself understoo

14、d by means of signs.Step 5 Homework Review the language points.The Forth period Learning about language and using language一Aims Target languageUseful words and expressions: luggage, tram, apparently, slip, bakery, ferry, hire, seagull, immigration, team up with, mark out, take in, a great many.Teach

15、ing important and difficult points1. Improve the students reading ability (skimming and scanning).2. enable the students to grasp the useful words and expressions.二Contents Step 1 Lead-in1. Look at Georges photos. Then quickly read Georges diary. Write the days he saw these things under the photos.2

16、. Read Georges diary more slowly and answer the questions.1.Why did Andrew Hallidie invent the cable car system?2. Where did George eat lunch on his first day in San Francisco?3. Why did George hire a car? Why do you think he joined up with Terri and Peter?4. Name three things that visitors can do i

17、n Chinatown.5. What is Alcatraz Island famous for?3. Read Georges diary again. Put the mark” in the places where George has left out some words. Discuss with others in your class: Why did George leave out some words when he wrote his diary?Step 2 Language points1. Team up with: make an effort in coo

18、peration with; work together with与协力从事,合作Translate: He teamed up with an experienced worker in the project.2.hire 解雇 fire 租,雇佣1)You are _fired_, because you are so lazy for the work. 2) I must _hire_ a house when finding a job in the city.3.take inStep 3 Pair work and consolidation.Make sentences wi

19、th the new words learned in this lesson.Step 4 Homework1. Read the passage again2. Prepare for the diction of the useful words and expressions of this unit3. Prepare for the writing of the next lesson.Unit 2 CloningThe First Period warming upAims1. Talk about cloning2. Practice expressing and suppor

20、ting an opinionContentsTask one: Looking and speaking In pairs, look at the pictures and discuss which ones are natural clones and which ones are man-made. Explain how they differ. A. Dolly the sheep B. A strawberry plant C. Twins D. Identical dogs Task two: Questions about cloningWhat is a clone?Ho

21、w is a clone produced?What benefits can humans gain from cloning?What problems may arise when humans are cloned?Task three: Free talkIn pairs, discuss what you understand about cloning, then list the questions you want to find out. Share your lists with one another.1. Should we clone human?2. Could

22、cloning replace sex as the means of creating new human life?3. Could a parent clone a child who is dying of a terminal illness?The Second Period ReadingAims:1. Help the Ss to know how to describe cloning and how to catch the details of the text.2. Activate the Ss to show their opinions about the clo

23、ning and enable the Ss to write and article on this debate.Contents:Leading in by revision.Task one: Fast readingWhat is a clone?Show the following.1. Cloning means making a copy of an animal or a plant. (F. exact another)2. Gardeners can make a lot of money by cloning plants.(T.)3. Cloning animals

24、is as complicated as cloning plants.(F. more than)4. Dolly the sheep was the first successful clone of a mammal. (T.)5. Natural clones happen in animals as well as in plants.(T)Task two: Careful readingRead the text again, try to answer the following questions and find out the main idea of each para

25、graph .Questions:1. Whats the main idea of the text?2. How many years did the sheep that donated the somatic cell most probably live? 3. Why did the Cloning of Dolly the sheep succeed?4. What does the word straightforward mean in the second paragraph?5. What is the writers attitude toward cloning in

26、 this passage?The main idea of each paragraph:Para. 1 Cloning is a way of making an copy of another animal and plant.Para. 2 Cloning has two major uses.Para. 3 The problems of Dolly.Para. 4 The effect of Dolly.Para. 5 It is forbidden to clone human being.Task three: Notes for debating: Should we use

27、 cloning?Argument for cloning:Cloning will be beneficial to humansWe could use cloning to cure illnesses.Arguments against cloning:healthy risks form mutation of genesemotional risksagainst naturerisk of abuse of the technologyCloned animals get ill and die quite young;The Third Period Language Poin

28、tsAims:1. Enable the Ss to grasp the words of cloning.Get the Ss to master some useful expressions.Contents:1. differ v.1) “To be dissimilar or unlike in nature, quality, amount, or form”eg：Ambition differs from greed.2) “To be of a different opinion; disagree”eg：The critic differed with the author

29、on several facts.2. exact adj. “Strictly and completely in accord with fact; not deviating from truth or reality”eg：an exact account; an exact replica; your exact words.3. commercial adj. 1) “Of or relating to commerce” 2) “Engaged in commerce eg：a commercial loan; a commercial attach; a commercial

30、trucker.4. straightforward adj. 1) “honest 2) “easy to understand”eg: a explanation; written in language; a problem in algebra5. procedure n. 1) A manner of proceeding; a way of performing or effecting somethingeg：complained to the manager, and by this procedure got the money back.2) “A series of st

31、eps taken to accomplish an end”6. undertake v. 1) “To take upon oneself; decide or agree to do”eg：undertake a task.2) “To pledge or commit (oneself) toeg：undertake oneself to care for an elderly relative.7. breakthrough n. 1) “An act of overcoming or penetrating an obstacle or restriction.”2) A military offensive that penetrates an enemys lines of defenseeg: a in cancer researc