《Save the Tigers》Animals Are Our Friends PPT教学课件

《Save the Tigers》Animals Are Our Friends PPT教学课件

第一部分内容：词句听写

同学们，上一课学习的单词、短语和句型你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！

What can you learn from the picture? 

What should we do to save tigers?

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Save the TigersPPT，第二部分内容：课文呈现

THINK ABOUT IT

•Where can you usually see a tiger?

•Do you think tigers need our help？Why or why not?

“Save the tigers ”is a group of volunteers . These volunteers hope to save the tigers of the world . At the beginning of the 20th century，the number of tigers in the wild was around 100 000 . But today that number has dropped to a few thousand . 

Tigers live in the forests of Asia . They usually have orange fur and dark stripes . Tigers are symbols of strength and courage. In many stories，they are brave . The tiger is at the top of the food chain. It helps keep the number of other wild animals in balance. For this reason❶，tigers are important to the environment. 

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Save the TigersPPT，第三部分内容：知识讲解

reason/'riːzn /n . 原因；动机；理由

eg：What is the reason for your long silences?

你长久沉默的原因是什么？

常构成的短语：for reasons of为了，出于； in reason合情合理的，正当的。

eg：For reasons of safety, the door is always 

kept locked . 为了安全，门总是锁着。

It is not in reason to ask him to do that . 

要求他做那种事是不合情理的。

reasonable adj.合乎情理的，公道的

在英语中reason常和for连用，意为“……的原因”，但和because不在一个句子中出现。

eg:  The reason for the fire was that the weather was dry . 

火灾发生的原因是天气干燥。

—Look, the boss is angry with Alex . 

—Well, he came late again .  But there’s no ______ to shout at him .(武汉)

A．problem　    B．lesson　

C．excuse　      D．reason

【点拨】采用词义辨析法。句意：—看，老板生亚历克斯的气了。—哎，他又迟到了。但是那也没有理由冲他大喊大叫。pro­blem问题；lesson课；excuse借口；reason理由。另外，There is(no)reason to do sth . (没)有理由做某事。

cut/kʌt/v.砍;切;割;剪

eg：She cut a cake with a knife . 

她用刀切蛋糕。

cut的过去式和过去分词为cut，现在分词为cutting。

与cut有关的短语：

cut down 砍倒；削减

People cut down trees to make paper . 

人们砍伐树木来造纸。

cut off  切断；断绝

A storm cut off the power .  

一场暴风雨切断了电源。

cut up 切碎

(莆田中考)Please help me cut up the cooked meat . 

请帮我切碎做好的肉。

In order to protect the environment, we shouldn’t ________ any trees . (贵阳改编)

A．turn down　　B．put down

C．cut down        D．cut off

【点拨】采用短语辨析法。句意：为了保护环境，我们不应该砍伐树木。turn down 调低；put down 放下；cut down砍倒；cut off切断。

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Save the TigersPPT，第四部分内容：Let's Do It !

1)Read the lesson and match each paragraph with its main idea . 

Save the Tigers

Paragraph 1(   )  Paragraph 2(   )   Paragraph 3(  )

A．Tigers are in danger of going extinct . 

B．“Save the Tigers” is a volunteer group that hopes to  stop the tigers from disappearing . 

C．Tigers are important to the environment . 

2) Read the lesson again and find some sentences to support the main idea of each paragraph . 

Save the Tigers

Paragraph 1

“Save the tigers ” is a group of volunteers.

These volunteers hope to save the tigers of the world.

Paragraph 2

The tiger is at the top of the food chain.

It helps keep the number of other wild animals in balance.

For this reason . tigers are important to the environment.

Paragraph 3

In recent years，tigers have been in danger of disappearing.

As forests disappear，tigers lost their homes.

The number of tigers in the wild is quickly decreasing and we must do  something about it.

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Save the TigersPPT，第五部分内容：课堂练习

一、根据句意及首字母提示完成单词

1．His parents were born in the 80's of the 20th c________.

2．Tigers are symbols of strength and c________．

3．We k________time by chatting with our friends on the Internet during the night.

4．He didn't tell us the r________ for being late.

5．The young woman is very b________. She is not afraid of anything.(广州)

二、单项选择

6．I like English. Tom likes it________．

A．either        B．also      C．as well as        D．as well

【点拨】句意：我喜欢英语，汤姆也喜欢英语。as well也，常位于句末。故选D。

7．Pandas are much­loved around the world. Unluckily, there aren't many pandas left and they're ________ now. So we must save them.(山西)

A．in order　 B．in danger　 C．in need

8．There ________ a number of books in the library and the number of them ________ increasing.(烟台)

A．has; is　    B．have; are　

C．are; is　     D．is; are

【点拨】采用主谓一致法。句意：图书馆有大量的书，并且书的数量正在增加。a number of 大量的，后接可数名词复数，根据there be句型的就近原则，应用there are；the number of 作主语，be动词用is。

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Save the TigersPPT，第六部分内容：课堂小结

本节课我们主要学习了以下重点内容：

重点单词：reason, cut

重点短语：as well

1.熟记本课时的词汇 

2.完成本课时的课后作业

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