"The ocean is the granary of the future" PPT courseware 2

Description

"The ocean is the granary of the future" PPT courseware 2

learning target

1. Clarify the logical sequence of the article structure.

2. Understand the accuracy of expository language and be able to identify several common explanation methods.

3. Understand the relevant knowledge of the ocean and enhance ocean awareness.

word accumulation

Partridge Ulva Ulva Enteromorpha hectare

Provides potential for unfamiliar brown algae

Scaremongering: deliberately saying scary things to surprise the listener.

Self-evident: It doesn’t need to be said to be understood.

Life and death: It means that the situation is critical and has reached the last moment.

1 The source of this article? "One Hundred Thousand Whys"

2. The title uses ______ rhetorical techniques and plays the role of _____________

2 In terms of content, expository texts can be divided into expository texts about things and explanatory texts about affairs. This article belongs to ________ expository texts.

3 What is the description of this article?

Why the ocean is the breadbasket of the future

4 What kind of crisis does humanity face?

The population is increasing rapidly, arable land resources are insufficient, and the growth of food production cannot keep up with the growth of population.

5. What the ocean can provide us is not food in the traditional sense - rice, wheat, corn, etc. What is that?

Food in a broad sense refers to food that can meet human nutritional needs.

(Algae, plankton, fish and shrimp, unexploited marine life)

Example sign

When these words or phrases appear in the expository text, it is most likely that the explanatory method uses examples:

For example, for example, for example, for example, this story (this matter)

sign of comparison

When these words or phrases appear in the expository text, the part most likely uses a comparative explanation method:

Increase/lower/decrease/increase/more than…

Equivalent to... (times)

Study and Analysis - Explanation Method:

What are the main methods used in this article and what are their effects? Please give an example.

To make a comparison: highlight the (characteristics of)...

Give an example: Describe in detail... (characteristics of)

Column numbers: Scientifically and accurately explains (characteristics of)...

Category: clearly explains...(characteristics)

To explain: to explain in an easy-to-understand way...

Expand and extend:

In fact, the ocean is not only the breadbasket of the future. Seawater contains a variety of chemical elements that can be used as industrial raw materials; humans can use tides and seawater temperature differences to generate electricity; and a variety of drugs can be extracted from marine organisms. It is also a "big mine", "big energy bank", "big pharmacy", "climate regulator" and so on.

But what have we done to the ocean?

Think about it, everyone, are marine resources inexhaustible? In order for us to have a better living environment, what should we do?

1. Respect nature and revere life

2. When humans treat nature well, they treat themselves well.

3. A happy life lies not only in abundant food and clothing, but also in clear water and blue sky.

4. Only when man and nature are in harmony can we have a better tomorrow!

5. Protecting the environment is the obligation of every citizen. A beautiful environment is a symbol of human civilization. Saving the earth starts with the details in life.

Keywords: The ocean is the granary of the future teaching courseware, the Chinese version of the eighth grade Chinese courseware for the first volume, the eighth grade Chinese slide courseware download, the ocean is the future granary PPT courseware download, .ppt format

For more information about the PPT courseware "The Ocean is the Granary of the Future", please click the "Ocean is the Granary of the Future" ppt tag.

"The ocean is the granary of the future" PPT courseware:

"The Ocean is the Granary of the Future" PPT courseware Learning objectives 1. Clarify the logical sequence of the article structure. 2. Understand the accuracy of expository language and be able to identify several common explanation methods. 3. Understand the relevant knowledge of the ocean and enhance ocean awareness. Browse the text quickly..

File Info

Update Time: 2024-10-16

This template belongs to Chinese courseware Chinese version of eighth grade Chinese language volume 1 industry PPT template

Preview