"Spider" PPT courseware

Description

"Spider" PPT courseware

learning target

1. Grasp the overall meaning of the text and understand the general idea.

2. Learn writing methods that make abstract principles easy to understand through personification, metaphor, rhetorical questions, etc.

3. Cultivate the spirit of scientific rationality and humanistic care.

Situation introduction

At the beginning of the 19th century, a British general suffered a defeat on the battlefield and fled. He hid in the haystack of a farmhouse to take shelter from the wind and rain. He was miserable and depressed. In a daze, I saw a spider in the corner pulling silk to weave a web. Although the silk was blown off time and time again by the wind, the spider spun silk again and re-knitted the knot again and again. Without giving up, it finally completed the web. The general was deeply inspired, regrouped, and finally defeated his opponent Napoleon at the Battle of Waterloo. This general was the famous Wellington in history.

What do we know about spiders?

Types: There are about 40,000 known species of spiders in the world, and about 3,000 species have been recorded in China.

Properties: Both beneficial and harmful, but in terms of their contribution, they are mainly beneficial insects.

It is the natural enemy of many agricultural and forestry pests;

Can be used as medicine.

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Character introduction

Zhou Jianren (1888-1984), biologist, was born in Shaoxing, Zhejiang. Lu Xun's younger brother. He is the author of "A Brief Introduction to Biological Evolution" and translated Darwin's "The Origin of Species".

Genre

Science essay

It is also called knowledge essay or literary expository essay. It uses the style of a short essay, that is, with the help of certain literary writing techniques, to express the scientific content vividly and vividly. Often use some explanation methods, such as listing numbers, defining definitions, making analogies, giving examples, making comparisons, etc.

Features: Science essays are generally short, concise, easy to understand, colorful in language, and lively in form. Reading this type of article can activate your thinking, enrich your knowledge, and broaden your horizons, and is very popular among readers.

collaborative inquiry

Read the text and discuss and analyze:

1. What is the function of quoting the poem riddle at the beginning of the article?

This kind of beginning is interesting and can attract readers. It not only introduces the object of explanation, but also accurately reveals the ecological characteristics of spiders.

clearly state the object

Mainly focus on two aspects: first, look at what things or events the article explains, and second, look at which aspect of the thing the article explains. We can start with the title, or we can summarize it from the materials.

2. In your own words, summarize several situations in which spiders catch food and their catching methods?

The article describes four vivid scenarios of spiders hunting:

One is to defeat the enemy and win

Second, evenly matched

Third, there is no alternative

The fourth is to be plotted against

Class summary

This is an informative, scientific, and interesting essay on insects. The article mainly introduces the living habits of spiders, that is, how to build webs to catch prey. The language is vivid and lively, and the full text is clear and understandable. There are also popular science articles. feature.

Expand and extend

Writing strategy

The natural world is endlessly wonderful. In the vast nature, there are countless kinds of animals living with various habits and characteristics. Please check the relevant information after class and introduce an animal that interests you to everyone.

Require:

1. Write an expository essay;

2. Free form and lively language;

3. The word count is around 600 words.

Keywords: Spider teaching courseware, Chinese version of seventh grade Chinese courseware for the second volume, seventh grade Chinese slide courseware download, Spider PPT courseware download, .ppt format

For more information about the "Spider" PPT courseware, please click the Spider ppt tab.

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"The General and the Spider" PPT courseware:

"The General and the Spider" PPT courseware Part 1: Information treasure bag Wellington (1769 ~ 1852), British commander-in-chief and duke. Graduated from the Military School of Angers, France. He opposed the Reform Bill and suppressed the Chartist Movement of 1848. Preview check A general A battle ..

"The General and the Spider" PPT:

"The General and the Spider" PPT Part One: Learning Objectives 1. Learn 12 new words and be able to recognize 11 words. 2. Read the text correctly and fluently. 3. Study the text and understand the reasons for General Wellington’s final victory. Experience the spirit of perseverance and self-defeat. ..

File Info

Update Time: 2024-09-06

This template belongs to Chinese courseware Chinese version seventh grade Chinese language volume 2 industry PPT template

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