"March to the Desert" PPT courseware 4

Description

"March to the Desert" PPT courseware 4

guide

1. Understand the author and related circumstances.

2. Read the pronunciation correctly.

3. Read the text carefully and summarize the content.

Detection

1. Tell me what you know about Zhu Kezhen.

Zhu Kezhen was born in Shaoxing, Zhejiang Province. Meteorologist and geographer, founder of modern meteorology in my country.

2. Write Chinese characters according to pinyin or add braille phonetic notation.

abundant ( ) moist ( )

As if ( ) ( ) water

Ding ( ) green onion ( )

Qianlong ( ) Qiu ( )

Exploration 1

Find the central sentence of each paragraph, divide the level of the article, and state the explanatory order of the article.

Require:

1. Read the text quickly and silently and draw the central sentence of each paragraph.

2. Complete independent thinking.

Exploration 2

Please find out: What explanation methods are used in the article? what's the effect?

Require:

1. Skip the text, find sentences that use explanation methods, and write down their functions.

2. After you finish writing, collaborate and communicate within the group.

3. Each person can find two sentences.

Exploration 3

The language of expository writing pays attention to scientificity, rigor, accuracy and conciseness.

Based on the following sentences that can reflect this characteristic, analyze the function of the red words.

Require:

1. Each person can choose two sentences.

2. Say it yourself first, and then write it on the paper;

Summarize:

The characteristics of expository language are mainly reflected in words expressing range, degree, quantity, time, etc. These words are often modifying or restrictive words.

Its function is to accurately explain a certain characteristic of something, to analyze the truth clearly, and to reflect the scientific nature, rigor and accuracy of the expository language.

summary

Focusing on "March to the Desert", this article uses examples, numbers, comparisons, and analogies to explain. It advances from the shallower to the deeper. It first writes about the serious harm of the desert and explains why it is marching to the desert; then it focuses on how to Marching to the desert, from resistance, attack to utilization; finally, the prospects of marching to the desert are explained.

evaluate

What other methods do you know about desert control?

1. Engineering sand control: Use weeds, branches, earth walls, etc. to set up wind barriers on the quicksand or cover the sand surface to prevent the flow of sand.

2. Plants to fix sand: plant trees and grass.

3. Lay artificial turf on the desert surface and drive nails into the desert soil to fix the turf.

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For more information about the "March to the Desert" PPT courseware, please click the "March to the Desert" ppt tab.

"March to the Desert" PPT courseware 3:

"March into the Desert" PPT courseware 3 Writing background: From June to July 1959, Zhu Kezhen traveled along the Baolan Railway to Inner Mongolia, Ningxia, and Gansu...

"March to the Desert" PPT courseware 2:

"March to the Desert" PPT courseware 2 Add Braille phonetic notation below. Abundant ( ) soaked ( ) as if ( ) draw water ( ) Deng ( ) verdant ( ) Qianlong ( ) Qiu Xu ( ) Explain the following words. ⑴Abundant: This lesson refers to sufficient rainfall. Pei: grand,...

"March into the Desert" PPT courseware:

"March into the Desert" PPT courseware Learning objectives: 1. Grasp the characteristics to explain things. 2. Understand the functions of modifying and restricting words. 3. Master the explanation methods used in this article. Check the words: 1. Words: wreak havoc ( ) resist y ( ) show off ( ) be strong, dry up ( ..

File Info

Update Time: 2024-07-02

This template belongs to Chinese courseware Lu Jiao edition Chinese language for seventh graders (volume 1) industry PPT template

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