Using LanguageⅡppt课件配套教案内容

M8U2 Using language教学设计

林希钦

Step1 Review & Lead in

1. Check the homework:

Is cloning useful or not? Why?

设计意图：核对作业答案为课堂的进行预热。

2. Enjoy a piece of video clip about the movie Jurassic Park 设计意图：通过电影片段激发阅读兴趣并激疑。

3.

Present four aims of this period for the students on the screen: ①Understand the passage and know more about the cloning of dinosaurs and its problems;（Reading）

②Use one word for each reason to explain why dinosaurs can’t be cloned successfully; （Reading）

③Strengthen your understanding of the passage by means of vocabulary and grammar exercises; （Reading）

④List the reasons to bring one of four extinct animals back to life and write the article according to the writing structure.（Discussing & Writing）

设计意图：在正式进入课堂前呈现教学目标，让学生带着任务对照学案完成目标。

Step2 Reading 本堂课中将学生分为7组，每组8~9人；

在阅读部分学生将分别通过个人阅读，搭档共读和小组合作阅读完成阅读任务

Task 1 Multiple choices 1. What’s the main idea of each paragraph?

A. explain the impossibility of cloning dinosaurs

B. conclude that it’s just a dream

C. introduce the topic of the passage

Para 1: ____

Para 2: ____

Para 3: ____ 2. We can infer from the text that____.

A. scientists are experimenting to clone dinosaurs B. dinosaurs will never return to the earth C. cloned animals will only live in the zoo D. the DNA of dinosaurs can only survive 10 000 years 3. What is the writer’s attitude towards cloning the dinosaurs?

A. Supportive

B. Neutral

C. Negative

D. Subjective

Task 2 True or False 1. Scientists are still experimenting with cloning mammals because they think it can make money. (

) 2. The animals that have disappeared from the earth, like dinosaurs, can be

brought back to life through cloning. (

) 3. If we can clone any extinct animals, we should let them live in a zoo. (

) 设计意图：让学生在阅读过程中，通过个人阅读，搭档合作，小组讨论等方式，利用skimming, scanning等阅读技巧，获取文章细节内容

Task 3

Work in pairs to circle the reasons.

( one word) •

Reason 1:

•

Reason 2:

•

Reason 3: 设计意图：利用scanning 快速定位具体信息并圈出关键词。

Task 4 Replace the words in red with words that have the same meaning. 1. …proves how the idea struck a mixture of fear and excitement into people’s hearts. A. have sth. on the brain

B. confused C. droved people crazy

D. scared 2. People suggest that extinct animals like dinosaurs, can possibly be brought back to life.

A. kept up

B. resist

C. live on

D. relived 3. The initial requirement is that you need perfect DNA.

A. most thankful

B. most pressing

C. most difficult

D. most needed 4. All efforts of cloning an animal will be in vain if there is not enough diversity…

A. go to west

B. useless

C. helpless

D. meaningless 5. Others will survive and pass on the ability to resist that disease to the next generation.. A. oppose

B. slide

C. hire

D. indicate 6. So the chance of dinosaurs ever returning to the earth is merely a dream. A. only

B. surely

C. abruptly

D. miserably Task 5 To summarize the passage by filling in the blanks. The __________ (possible) of cloning fierce and extinct wild animals has always excited people. Scientists are still experimenting with cloning animals. This is ________ the cloning of mammals is still a new science.

Occasionally people suggest that dinosaurs can possibly __________ (restore). Unfortunately, with ______ we know now, this is either impossible or _________(suit). There are many reasons.

Firstly, the initial requirement is that you need perfect DNA. Secondly, all efforts will be ____ vain if there is not enough genetic variation (变异) to resist new _______ (ill). Thirdly, a suitable habitat would be needed for them to live in a _______ environment.

_______ on what we know now, we cannot clone animals that have been extinct

longer than 10,000 years ago. So the chance of dinosaurs _________ to the earth is merely a dream. (121 words) 设计意图：通过词义转化及语法填空让学生在理解、掌握新词的同时培养学生归纳总结的能力。

Step3 Writing Task 6

Discussion

Read through all the information about the four extinct animals on p.16, discuss and list the reasons which extinct animal should be cloned with group members. 设计意图：头脑风暴法，组内讨论并列出克隆某种动物的理由为接下来的写作做好前期准备工作。

Task 7

Writing. Let’s bring ______ back to life

______ is the most suitable animal to be brought to life. Here are the reasons:

Firstly, ________________________________________________________

Secondly, ______________________________________________________

Thirdly, _______________________________________________________

So I think _________ would be the best choice to be brought back to life both for pleasure and for food.

设计意图：为学生提供作文模板,让学生在讨论基础上快速完成写作，并选择几组代表与全班同学共同评析改组写作，后续呈现两篇范文让学生欣赏。

Step4 Evaluation

Task 8

Evaluation

Excellent Good Quite good Not good

enough Content Creativity Language Cooperation Contribution

设计意图：让学生对自己的课堂表现进行评价，认知自己的优点和不足之处，争取下次取得更好的进步。

Step 5 Homework 1. To listen to the passage, meanwhile read the passage with fluency and finish ex.1,2 on P.17; 2. To polish your writing; 3. Surf the internet for more information about cloning on weekends; (optional) 设计意图：让学生在巩固基础知识的基础上，根据他人作文及范文进一步修改

自己的作文，同时让他们利用课余时间根据自身能力选做网络作业。