Unit 13 We’re trying to save the earth.

Section A (3a—3b)

沁阳市外国语中学 刘海翠

Learning Aims:

1 、 Talk about pollution and environmental protection.

2 、 Review of conjunctions.( so 、 although 、 if 、 but 、 when)

& Present perfect.(have+done)

3 、 Write a passage about “How to protect the environment?”

I’m Dr. Reading

.

I’m Dr. Writing.

情境引入 Leading-in

Do you like animals? What do you know about sharks? What do you think might cause a fall in the number of

sharks? How do you help save the endangered animals?

Animals are our friends. We must know how to love them and how to protect them. That way, it is good for both animals and us ．

活动探究 1 Preview-reading

Turn to page 99 and follow the tape reading.

活动探究 2 Fast-reading

Read the page quickly by yourself and answer the questions in 3a.

Questions AnswersWhere shark’s fin soup is

popular

Numbers of sharks caught and traded every year

How much the numbers of some kinds of sharks have

fallen in the last 20-30 years.

Two environment groups which are against finning

Southern China

70 million

over 90 percent

WildAid and the WWF

活动探究 3 Careful-reading

Read the text carefully to find answers to the sheet.

仔细阅读 3a 文章，回答问题。

阅读第一段 Q1: What is especially popular in southern China?

Q2: What do you realize when you enjoy a bow of shark fin soup?

Shark fin soup, the famous and expensive dish, is especially popular in southern China.

I realize that I’ll killing a whole shark each time I enjoy a bowl of shark fin soup.

仔细阅读 3a 文章，回答问题。

阅读第二段 Q1:What is the cruel method?

Q2:What will happen if their numbers drops too low?

Catch sharks, cut off their fins, and throw them back into the ocean.

I f their numbers drop too low, it will bring danger to all ocean life.

仔细阅读 3a 文章，回答问题。

阅读第三段 Q1:Are shark fins good for health?

No, they aren't. So far, no science studies have shown that shark fins are good for health.

活动探究 4 Fast-reading

Read the passage fast and fill in blanks, using the following wordsso, although, if, but, when. and finish 3b.

① Many people do not realize they are killing a whole shark ________ they enjoy a bowl of shark’s fin soup.

② Sharks are at the top of the food chain, _______ if their numbers drop, the ocean’s ecosystem will be in danger.

so

when

so, although, if, but, when

③ Many think that sharks are too strong to be endangered, ________ they are wrong.

④ __________ there are no scienfitic studies to support this, a lot of people believe that shark’s fins are good for health. ⑤ Sharks may disappear one day ____ we do not do something to stop the sale of shark’s fins.

butAlthough

if

so, although, if, but, when

I’m Dr. Reading

.

I’m Dr. Writing.

Reading & Writing

Topic:

How to protect the Environment?

Step 1 Brainstorming

How can we protect the environment?

We should …

1.plant more trees

2….

We should not…

1....

2.…

Step 1 Brainstorming

How can we protect the environment?

We should …

1.plant more trees

2….

We should not…

1….

2….

plant more trees

We should…

save water

turn off the lights when we leave the room

go to school on foot

We should not …

cut down trees waste water

drop litter everywhere use plastic bags

Step 2 Making-up

We should …1. plant more trees 2. save water 3. turn off the lights when we leave the room …

We should not…1. cut down trees2. waste water3. drop litter everywhere 4. use plastic bags 5. kill animals …

How can we protect the environment?

保护环境 , 人人有责。作为中学生，我们应该做些什么呢？

用 4-5 句话完成一篇作文。

口头作文

plant more trees save water

turn off the lights when we leave the room

go to school on foot

We had better..We are supposed to…

First… Second… Third…

Writing tips ：善于运用连词，使文章逻辑结构紧密，层次分明，条理清楚。

As students, we should try our best to protect the environment.

First, we should plant more trees. Second, we are supposed to save water. Third, it’s best to go to school on foot. Besides, we had better turn off the lights when we leave the room.

Step 3 Writing homework

节约资源，保护环境，从我们身边的小事做起。 Li Ming 是一个注重“低碳”生活的中学生，假设你是他，请以“ My Low-carbon Life ” 为题，写一篇 80 词左右的短文，简单描述自己的“低碳生活”。文章开头已给出，不计入总词数。要点 1. 尽量每天步行上学 ;

2. 离开房间时，关灯、电视等 ; 3. 少上网，多参加户外 (outdoor) 运动 ; 4. 不使用塑料袋 (plastic bags); ......

My name is Li Ming. Now let me tell you something about my low-carbon life...

Everyone was very important!Everyone can play a role!Everyone can bring changes!

existence between man and nature