Using LanguageⅡ教学实录及点评

M8U2 cloning

By Xiaoxita middle school Luo Hui

Teaching objectives 1. Students understand the passage and know more about the cloning of dinosaurs and the problem. 2. Students can use their own words to explain the reasons why the dinosaurs can’t be cloned successfully

3. students should list the reasons to bring one of the four extinct animals back to life

Teaching important and difficult points

1. After reading students should understand the passage through different reading skills and try to open their mind then present themselves. 2. How to help them to master the skills and encourage them to speak out confidently.

Teaching procedures Step 1 lead in Use a shout video to introduce the topic of the text Step 2 reading comprehension Listening

(Task1) Para1

A.

explain the impossibility of cloning dinosaurs Para2

B.

conclude that it’s just a dream

Para3

C.

introduce the topic of the passage Reading

（Task2&3）

Task2

Read the text, then tell whether the following sentences are 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.

Task3 Give some reasons why it is either impossible or unsuitable to clone dinosaurs.(use one word) Reason 1:

advantage：

Reason 2:

drawback：

Reason 3:

课堂即时训练

Choose synonyms (同义词) 1. It proves how the idea struck a mixture of fear and excitement into people’s hearts.

A. Have… on the brain

B. Confused C. Droved people crazy

D. Scared 2. From time to time people suggest that extinct animals…

A. There was a time when

B. Occasionally

C. All the time

D. Each time 3. People suggest that dinosaurs, can possibly be brought back to life.

A. Kept up

B. resist

C. live on

D. relived 4. The initial requirement is that you need perfect DNA.

A. Most thankful

B. most pressing

C. most difficult

D. most needed 5. All efforts of cloning an animal will be in vain if there is not enough diversity.

A. Go to waste

B. useless

C. helpless

D. meaningless 6. Others will pass on the ability to resist that disease.

A. oppose

B. slide

C. hire

D. indicate

Step 3 writing

Step 4 summary