人教版英语选修8_Unit3_全单元教案

Unit 3 Inventors and inventions

The First Period Reading

Teaching goals教学目标

1. Target language目标语言

a. 重点词汇和短语

patent, distinguish, product, power, perfume, cube, abrupt, abruptly, convenient, expectation, monitor, passive, criterion, valid, application, file, rod, call up, now and then, set about, in case

2. Ability goals

Enable the students to describe the problem of the snakes and what has been done by the writer to solve the problem.

3. Learning ability goals

Help the students to learn how to retell the story and how to meet the requirements of getting a patent.

4. Emotional goals

Make the students try to be good at discovering some useful things and realize that it’s not easy to get a patent.

Teaching important points 教学重点

To get the main idea of the whole passage and each parts.

Teaching difficult points 教学难点

Learn how to meet the requirements of getting a patent.

Teaching methods 教学方法

Reading and Task-based activities.

Teaching procedures & ways教学过程与方式

Step Ⅰ warming up

Deal with the part of warming up and ask the students to find out the definitions of discovery and an invention, and their differences.

An invention is something that is created by a human being, such as the lightning rod. To the contrary, a discovery merely makes known something that already existed in nature, such as the discovery on the New Continent by Columbia.

Step Ⅱ Pre-reading

Ask the students to discuss in groups and work out a suitable order for the list of how people get their invention approved.

1. Finding a problem

2. Doing research

3. Thinking of a creative solution

4. Testing the solution

5. Deciding on the invention

6. Applying for a patent

Step Ⅲ While-reading

Task 1：Get the students to comprehend the passage carefully and accurately to find out the main idea of the passage, and then divide the text into several parts and work out the main idea for each paragraph. Main idea：The text is mainly about the author’s experience in helping her mother get rid of the snakes and applying for the patent for her invention.

Part I (Para.1)：the discovery of the problem of the snakes

Part II (Paras.2-3)：the research on the approaches to solve the problem

Part III (Paras.4-6)：the attempts to catch the snakes

Part IV (Paras.7-8)：the requirements of getting a patent

Task 2：go through the whole text again and finish Exercise 1 on page 21.

Step Ⅳ Post-reading

Ask the students to think of 2 questions.

1. What should we learn from this text?

2. What’s the writing purpose of the writer?

1. We can learn from the text the way of doing scientific researches 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.

2. 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