Using LanguageⅡppt配用优秀教学设计

优质课教学教案

Topic Teaching aims Unit 2

Reading

Cloning: where is it leading us? 1. Knowledge aim: Explain how cloning works in mammals. 2. Ability aim: Find out the main idea of each paragraph. 3. Emotional aim: Some of the issues that arise from this and whether it is necessary to let cloning exist. 1. Find out the main idea of each paragraph. 2. Judge what natural clone is and what man-made clone is. 1. Explain how cloning works in mammals. 2. Discuss the problems and advantages of cloning. 1. A projector

2. A tape recorder 3. Multimedia

4. The blackboard

1. Question-and-answer teaching method 2. Watch-and-listen activity

3. Free discussion method Teacher Students Purpose Step I lead-in

Show picture on the

Talk about the pictures,

Lead in the topic of this screen, ask the student to pay attention to word period--cloning. answer my questions. clone.

Step II Warming up

Give the definition of

natural clone and man-made

Judge what natural Let students know what they clone, and then show the clone is and what will learn in the text. pictures on the screen. man-made clone is.

Step III Reading

Play the radio; show the

Find out the main idea

Learn to analyze the whole questions to the students. of each paragraph, and text and get more information

answer the questions. of clone.

Step IV Intensive reading

Give them a topic to find

Fill in the chart on Page

To do an intensive reading the problems and advantages 12 using the information and check whether they of clone. from the text. comprehend the whole text.

Step V Discussion

Put forward a question:

Look carefully at the

Explain how cloning works which is easier to clone, plant screen and know more in mammals. or animal? And then explain about the procedures of (Take Dolly the sheep for why so. cloning. example. )

1. Translate the procedure of cloning Dolly the sheep into Chinese. 2. Finish Ex.1, 2, 3, Page12. Unit 2 cloning Reading Cloning: where is it leading us?

Natural

problem/dangers

advantages

Clone

become ill

cure illnesses

Man-made

die younger

commercial uses

an egg cell

more evil leaders

save endangered animals

an somatic cell

raise moral questions

medical research

an embryo

the donated cell

Key points Difficult points Teaching aids: Teaching methods

Teaching steps Homework Blackboard design Evaluation