新外研社（19）高中英语必修二
Unit 6 Earth first-Developing ideas教案
Teaching objectives:
1.Enable students to understand the passage and master the uful expressions.
2.Guide students to think about the common ideas in their life logically and critically by understanding the passage so that improve their critical thinking.
3.Lead students to further understand the topic of this unit and come up with some ideas of living a green life.
Evaluation objectives:
1.Ask students to get the subheading to find out whether they can know the features of newspaper editorials.
2.Ask students to find out the detailed information to know whether they can get the logical and critical information of the passage.
3.Ask students to summarize the passage to find out whether they have understood the passage logically and critically.
4.Ask students to write a persuasive letter to check whether they have known how to write it.
Teaching key points:
1.一品官员Enable students to get the subheading of each paragraph and the logic of the passage.
2.Lead students to know the features of newspaper editorials.
3.Understand the difficult ntences.
4.Come up with some ideas of living a green life.
Teaching difficult points:
1.Know the features of newspaper editorials.
2.Understand the difficult ntences.
3.Come up with some ideas of living a green life.
Teaching methods:
Cooperative Teaching Method, Task-bad Approach, Communicative Approach
Teaching procedures:
Step1: Lead-in
T:Hello,boys and girls. As we all know, the environment of the earth is very important for our daily life. Although there are a lot of problems in the aspect of environment, yet people are trying their best to protect them. They are doing their best to live a green life. We call it “green living”.Now let’s look at some information about it.
Look at the questions about “green living” and tick your answers.
1.Which shopping bag is more environmentally friendly?
A.A plastic bag.
B.A paper bag.
C.Neither of the.
2.What should you do to save energy when leaving your home?
A.Turn off a device.
B.Unplug a device.
C.Neither of the.
电机保养3.What food is better for the environment?
A.Food produced near to where you live.
B.Food produced far from where you live.平凡的近义词
C.It depends.
4.Which us less water?
A.Taking a bath.
B.Taking a shower.
C.It depends.
Suggested answers：Students’ own answer.
T:Different people have different ideas. Maybe in your daily life, you haven’t taken the things riously. Are your ideas really green? Now let’s read a passage related to the topic to check the answers.
Step 2:Read for main information
Read the four subheadings in the passage and decide if they are true or fal.
Subheading 1:Paper shopping bags are better than plastic ones.( )
Subheading 2:When you turn off a device,it stops using power.( )
听诊器是谁发明的Subheading 3:Eating local food is good for the environment.( )
Subheading 4:It’s better to take a shower than a bath.( )
Suggested answers:
Subheading 1:F;Subheading 2:F;Subheading 3:It depends;Subheading 4:It depends
T:From this part, we can find out the features of subheadings: As subheadings expand on the main heading or title, they can be slightly longer than the main heading. And not every paragraph needs a subheading to give the readers an overall understanding of the content of a text.
Now let’s get the detailed information.
Step 3:Read for detailed information
Read paragraph by paragraph,finish the relevant tasks.
Task 1:Read the passage again and finish the following table
Truths | Suggestions |
1.Making a paper bag us more energy and water than making a plastic bag.It also produces more greenhou gas. | Take a reusable bag with you when you go shopping. |
2. | |
3. | No suggestion |
4. | |
| |
Suggested answers:
Truth 2:When you turn off a device,it goes into stand-by mode and still us power.
Suggestions:To make sure your appliance is in fact off,remove the plug from its power supply.
Truth 3:In some cas,local produce sometimes might u more energy and produce more greenhou gas than produce grown a long
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Truth 4:It depends on how long you spend in the shower and how large your bath is.
Suggestion:The key is to keep your shower time as short as possible.
Task 2:Summarize the passage and pay attention to the ntences of “really green living”
Most of us are 1 (awareness) that we must take care of the environment,and the majority of us take steps 2 (save) energy and reduce waste and pollution.But in fact,some long-held common n turns out only half true,or even 3 (complete) fal.For example,people think paper bags are 4 (good) than plastic bags as they are
easier to break down than the plastic 电话订餐 5 (one).The process of making paper bags, 6 形容阳光的成语,is more energy consuming and water wasting.So,take a reusable bag with you when shopping.Besides,remove the plug from its power supply, 7 the stand-by mode still u power.Eating local food isn’t necessarily good for the environment,even taking transportation 8 account.Some take it for granted 9 a shower consumes less water than a bath.But that depends 10 how long you spend in a shower.The best policy is to keep your shower as short as possible.
>醒来作文
