passage from the title? To answer the question you should try to predict the content of the reading material by reading the title and looking at the pictures in the text. The title of the text is THE PROBLEM OF THE SNAKES. Next I'd like you to discuss the questions with your partner.. Then you are supposed to report your work. Are you clear?

After a few minute

Then ask the Ss to judge the right order of stages of inventions.

Step III While Reading

Get the Ss to comprehend the passage carefully and accurately, and then divide the text into several parts and work out the main idea for each paragraph.

T: Now please read the passage carefully, divide the whole passage into several parts and find out the main idea of each part.

PartⅠ (Para.1) the discovery of the problem of snakes

PartⅡ (Para.2-3) the research on the approaches to solve the problem

PartⅢ (Para.4-6) the attempts to catch the snakes

PartⅣ (Para.7-8) the requirements of getting a patent.

Ask Ss to go over the whole text again and analyze the text in details.

Discuss the following questions.

Show the followings:

1. What are the writing techniques of this text?

2. What's the main idea of the text?

3. What should we learn from this text?

4. What' the writing purpose of the writer?

Sample answers:

1. In this text the writer puts forward the problem of the snakes, makes research and analyzes the problem, lists the steps of solving the problem according to the arrangement of ideas, and finally illustrates what is needed for getting a apatent. By listing the creative steps she takes to catch the snakes without hurting the, the writer has efficiently recorded and narrated to the readers the beginning, the development and the final result of the incident clearly.

2. The text narrates the problem of snakes and present the procedures of catching them and applying for a patent, from which we have got a better understanding of how to do scientific researches and how to apply for a patent. After learning, we know that it usually costs some time and continuous efforts in order to solve some practical

problems in a scientific way.

3.We can learn from the text the way of doing scientific research and how to apply for a patent. We can also learn that it takes an inventor great determination and persistence to achieve his or her ambition in life.

4. The writer wants to inform us of the scientific methods to solve present problems so that we students can not only broaden the horizons but become more skilled in discovering and considering carefully the problems in daily life. We are also encouraged by the writer to be creative and hardworking as well as thinking independently.

Help Ss deal with difficult language points in the text.