"Our knowledge is limited" PPT courseware

Description

"Our knowledge is limited" PPT courseware

1. Independent learning

1. Read the text emotionally and find out the difficult-to-understand words in the text.

2. Thinking: "Exploration·Exercise 1".

3. To illustrate the central article, you gave an example. Can you summarize it in your own words?

4. What are the differences in the language expressions of the second natural paragraph and the third natural paragraph? What do they all serve to illustrate?

Read the words below accurately

Yinghui ( ) Assumption ( )

Quite different ( ) completely different ( )

Surprised ( ) Calf ( )

Yi Zhu ( ) Forgiveness ( )

Shocked ( ) Menshu ( )

Conjecture ( ) Cricket ( )

Find the sentence in the article that expresses the contradiction between "this person's" self-perception and objective reality, and understand its role in expressing the center of the article.

(1) Another time, he walked into a hotel with great interest, expecting to see someone gently touching the strings of the violin with a bow, but what he saw instead was someone tapping the strings of a violin with the tip of one finger. Only the rim of the cup makes it make a crisp sound?

(2) At this time, he thought he knew everything, but when he caught a cicada queen, he fell into unprecedented ignorance and astonishment.••••••

(3) He turned the cicada body over and saw several pieces of hard and thin cartilage under the chest. He thought the sound came from the vibration of the cartilage, so he broke it into sections to stop the cicada from chirping. But everything is in vain••••••

summary

The first paragraph: An important discovery of the writer: those with shallow knowledge are rhetorical, while those with rich knowledge are indecisive.

The second paragraph: Take "there once was a man" who understood sounds as an example to illustrate that the more knowledge you have, the more you feel ignorant.

The third paragraph: Using the analogy of the vocalization principle of the unknown cicada to show that it is not surprising that he does not know the cause of the formation of comets.

teaching objectives

Understand the role of examples in the article.

Learn how the article uses a large number of typical examples to illustrate the truth.

Learn how to arrange the order of explanations and the structure of the article according to the characteristics of the explanation object.

Realizing that knowledge is limited and the universe is infinite, we should continue to explore.

collaborative inquiry

Study the second paragraph of the text and collaborate to explore the following questions

1. How did this person feel that he was ignorant step by step?

2. Is experience reliable? Give an example from the text. Have you had a similar experience?

3. What are the types of vocalizations mentioned in the article? How have the causes of vocalization changed?

4. The research on cicada ultimately ended in ignorance. What does this mean?

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"Our knowledge is limited" PPT download:

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"Our knowledge is limited" PPT:

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"Our knowledge is limited" PPT courseware 4:

"Our Knowledge is Limited" PPT Courseware 4 Teaching Objectives: 1. Understand the content of the text, appreciate the typical use cases in this article, and describe the vivid language features; 2. Cultivate language skills and correctly explain the vivid language used; 3 .Understand the meaning expressed in the article..

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Update Time: 2024-11-25

This template belongs to Chinese courseware Jiangsu Education Edition Chinese Language for Eighth Grade Volume 2 industry PPT template

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