"Strange Phenomenon in the Desert" PPT download

"Strange Phenomenon in the Desert" PPT download

Part One Content: Text Introduction

Do students know what the idiom "mirage" depicts? "Suddenly I heard that there was a fairy mountain on the sea, and the mountain was ethereal." In summer, along the desert coast, you can sometimes see rolling mountains and ethereal pavilions in the air, like a dream. Some people really thought it was a fairyland. The ancients also mistakenly thought it was formed by the exhalation of mirage, so it was called "mirage". . So what exactly causes it? Today we will find the answer from "Strange Phenomenon in the Desert".

show target

Learn about strange phenomena in the desert and their causes.

Clarify the writing ideas of this article and master the explanation method of this article.

Stimulate interest in exploring the mysteries of nature, and establish awareness of learning, loving, and using science.

Strange phenomena in the desert PPT, part 2: data link

Zhu Kezhen (1890-1974) was born in Shangyu, Zhejiang. Meteorologist, geographer, educator. The founder of modern Chinese geography and meteorology. He led the creation of my country's first meteorological institute and the first batch of meteorological stations. The first Department of Geosciences in my country was established. He leads the work of Zhejiang University with the spirit of "seeking truth" and cultivates talents in various fields. He is a "great master" in the field of geography and meteorology in my country.

The desert is a strange and mysterious world in people's minds. During the Eastern Jin Dynasty, our country's monk Faxian set out from Chang'an and made a trip to Xinjiang, India and other places that lasted more than ten years. In his "Buddha Country", he described the desert as very mysterious and terrifying. Is the desert really that desolate and terrifying? After long and arduous field investigations, scientists have revealed to us the mystery of the desert: it is also a rich and colorful world. There are rich natural resources there. As long as we develop and utilize them scientifically and rationally, it will definitely be another blessed land for mankind. This article is an article introduced by the author published in "People's Daily" in 1961 to introduce desert knowledge.

Strange Phenomena in the Desert PPT, Part 3: Preview Feedback

1. Read the pronunciation of the characters

Xuanzang, mirage, scorching heat, vast hectares

The difference is uneven and far apart

2. Write the glyph

chuō ( ) wears āo ( ) shape

gē( ) wall

Three. Remember the meaning of a word.

1. Fear: panic and fear.

2. Ghosts and strange things: It makes people feel magical and unreasonable.

3. Invincible: unable to bear; intolerable.

4. Alone: ​​refers to acting alone without help from others.

Example: Seeing that Rodriguez was like no one on the court, easily scored two goals, and single-handedly overturned the opponent's thick "turtle shell". The Colombian fans in the stands, who were several times the size of the opponent, began to cheer unscrupulously. .

Strange phenomena in the desert PPT, part 4: first reading perception

looking at the desert

Introduction 1. How did the ancients view the desert? Why is this happening?

reason

Introduction 2. The author explains the reasons for the strange phenomena in the desert. What does he want to tell us?

Hierarchy

Part One (①): Explain why people find the desert scary based on what Faxian and Xuanzang said.

Part 2 (②-⑤): Explain the strange phenomena in the desert.

Strange phenomena in the desert PPT, Part 5: Intensive reading taste

1. Why are only two figures named "Monk Faxian of Jin Dynasty" and "Monk Xuanzang of Tang Dynasty" among "people who have personally been to the desert in ancient times"?

[Answer] Because although Faxian and Xuanzang are two to three hundred years apart, they are both well-known figures in history, and both have entered the desert. Their "terrible" and "fearful" feelings about the desert epitomize the ancient times. People’s knowledge and emotions about the desert.

2. What is the role of quoting "Monk Faxian of Jin" and "Monk Xuanzang of Tang" in describing the desert in the article?

[Answer] The author quotes relevant content from the respective works of Faxian and Xuanzang, specifically explaining that the commonality between their feelings about the desert is "terrible". These narratives shock readers and arouse their desire to explore the truth, which leads to the following chapters.

Reading method decryption

Citation analysis in expository texts. Expository texts often quote famous quotes, proverbs, myths and legends, news reports, riddles, anecdotes, etc. Its functions are: 1. Highlight the characteristics of the object of explanation; 2. Increase the literary nature of the explanation content and make the explanation interesting; 3. Make the explanation more convincing; 4. The quoted content is placed at the beginning of the article, and it also serves as a lead-in Explain the object, lead to the following, and arouse the reader's interest in reading. The content from the works of "Jin Monk Faxian" and "Tang Monk Xuanzang" is quoted here to stimulate readers' desire to explore the truth and to lead well to the following.

Strange phenomena in the desert PPT, part six: study and exploration

[Difficult point inquiry] In what order is this article written? Try to analyze the benefits of writing this way.

[Answer] This article is written in a logical order from phenomenon to essence, from the outside to the inside. When writing, first question and then explain. The narrative situation and the explanation of the truth echo each other, are clear and consistent with people's cognitive rules. And writing this way also highlights the author's writing intention: the desert is not terrible; the strange phenomena in the desert can be explained by scientific principles.

Decryption of reading methods: Judgment and Explanation Sequence Method. This question is designed to test your understanding of the order of instructions. Common explanation orders include chronological order, spatial order, and logical order. When answering the questions, keep in mind the connotations and characteristics of the three orders, and compare the characteristics of the order to determine the type of order. Temporal order generally has clear time words, spatial order generally has clear location words, and logical order generally has words that express logical relationships, such as first, second, etc. Generally speaking, logical order is used in explanatory texts.

Strange phenomena in the desert PPT, part 7: summary

This article describes the horrific phenomenon in the desert that has been regarded as the work of devils for thousands of years, and gives a correct explanation from a scientific perspective, explaining that all strange phenomena can be explained by scientific principles.

1. Show differences and resolve doubts, which is highly attractive.

The article is titled "Strange Phenomenon in the Desert". It starts with the "terrible" and "frightening" scene in the desert to attract readers. Then, it uses questions to guide the readers step by step to explore the mysteries, and selects "The Devil's Sea". "The two strange phenomena of "Singing Sand" are explained from a scientific perspective, which is simple and interesting.

2. The language is accurate, vivid and readable.

The language in this article has the simplicity and accuracy of expository text, as well as the vivid imagery of prose. Many words are lifelike, such as "rumbling sound", "clear blue water", "blue lake", "blue sky", etc., which are full of beauty. The article also uses a variety of rhetorical techniques such as questions and quotations, which is colorful and interesting.

Strange phenomena in the desert PPT, part 8: expansion and extension

Over the past 40 years since this article was published, humans have gained many new understandings of deserts. No matter how bizarre or incredible the phenomenon is, we always firmly believe that the world is material and there are no supernatural gods or demons. Weird, only science can ultimately explain everything. As long as we all love science, advocate science, and actively explore the mysteries of nature with scientific ideas, I believe that all evil and heresy will be stepped on under the feet of scientific truth.

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"Strange Phenomenon in the Desert" PPT:

"Strange Phenomenon in the Desert" PPT Part One Contents: About the Author Zhu Kezhen (18901974). Meteorologist, geographer and educator, the founder of Chinese phenology and the founder of modern Chinese geography and meteorology. He is the author of "Phenology" and "Zhu Kezhen..

"Strange Phenomenon in the Desert" PPT courseware 3:

"Strange Phenomenon in the Desert" PPT Courseware 3 What is expository writing? What are the categories of expository writing? What order of instructions do you know? What explanation methods do you know? ... ... ... Expository writing is to explain things or events as its content, to give people knowledge as its purpose, and to...

"Strange Phenomenon in the Desert" PPT Courseware 2:

"Strange Phenomenon in the Desert" PPT courseware 2 Key points 1. Genre: Explanatory text 2. Writing training 3. Overall grasp of the text content 4. Grasp the characteristics of expository language... Fill in the blanks "Strange Phenomenon in the Desert" 》is an article selected by the author, which is closely related to our country...