外研版高中英语必修三【教学设计】Module4.docx

Module 4 Sandstorms in Asia
教材分析
本模块以Sandstorms为话题，旨在让学生深入了解沙尘暴的起因和对我国乃至整个亚洲的危害，并通过以“沙尘暴”和“环境保护”为话题的各种任务或活动，让学生掌握与沙尘暴和环境有关的词汇，了解沙尘暴方面的知识。

培养学生用英语谈论沙尘暴及环保的语言技能, 同吋提高学生的环保意识。

教学目标
根据上述教材的分析特征，根据《高中英语教学大纲》对英语阅读的要求，根据素质教育中要培养学生综合素质能力的要求，我为这一课确定了如下三项目标：
(1)知识与能力：首先帮助学生复习掌握必要的生词及培养学生掌握良好的阅读习惯和阅读方法一跳读、略读和详读等。

同时注意开发和培养学生的记忆能力，观察能力、想彖、比较和分析能力，以及实践运用能力等。

(2)过程与方法：以课文整体教学为中心，让学生通过gnuip work、pair work等小组合作形式，运用不同的阅读方法，创设不同的情境，设置各种任务，使学生积极主动参与到课堂的各项活动屮；充分发挥多媒体的作用，使课堂内容丰富，形象直观，从而为完成本节课的教学目标奠泄基础。

(3)情感态度与价值观：了解沙尘暴方面的知识。

同时提高学生的环保意识。

♦教学重难点
【教学重点】
(1)掌握一些与沙尘暴和环保有关的词汇。

(2)学习不定式的各种形式。

(3)学习表达有关沙尘暴和环保的话题。

【教学难点】
(1)掌握不定式的各种形式。

(2)谈论沙尘暴和环保。

(3)写有关环保的短文
课前准备
多媒体课件辅助
教学过程
Period 1 Introduction Reading and Vocabulary
Step 1. Warming up
Describe the picture in your own words.
Step 2 Introduction 1
1 ・ Complete the sentences using the correct form of the words.
blow bury frighte ning last(v) sandstorm
There has been a _______ . It ________ for ten hours and was very __________ . The wind ________ t he sand high around the houses, and some cars were almost completely by the sand .
2.Look at the pictures and answer the questions・
1).What is happening?
2).What is the cyclist wearing and why?
3).What do you think happens to traffic in this situation? Why?
Keys: 1 )There is a sandstorm blowing.
2)They\e wearing hoods, masks and glasses to protect themselves.
3)It moves very slowly. Because it is not clear to see everything on the road and people must take great care・
Discussion : Where in China do sandstorms begin?
Xinjiang, Gansu and Western Inner Mongolia
Beijing and Northeast Inner Mongolia
Step 3 : Introduction-2: discuss these statements and decide which statement is false.
1)Sandstorms begin in desert areas・
2)Deserts are created by climate changes・
3)Deserts are also created because people cut down trees and dig up grass.
4)Sandstorms from Asia have blown across the Pacific Ocean to America.
5)Sandstorms can't be prevented. x
6)The inland region has more sandstorms than the one near the sea.
Step 4. Fast reading
Task 1: Read the text and tell the definition of sandstorm
Sandstorms are strong dry winds that carry sand.
Task 2: What other aspects are mentioned in this passage?
causes and effects suggestions measures
Task 3. How many parts can this article be divided into ?
Part l(paral) major disaster in Asia- Sandstorm
Part 2(para2_5) description: cause influence suggestion
Part
3(pcira6) measures to prevent sandstorms
Task 4. Fill in the form with the details
Think about: any other measures? Step 5 detailed reading
Task 1. Choose the correct answer
1 ・ sand dunes
means
a) plants growing in sand b) sand hills
2.affect means ____
a) to kill b) to cause a change
3.You wear a mask over your ____
a) face b) body
4.strength is the noun of ____
a) strong b) strange
5・ desertification (in Paragraph 3) means ____
a) making land desert; b) throwing sth away
keys: bbaaa
Task 2. Describe the feeling of Ren Jianbo
It is a ________ e xperience, the most _________ and the most dangerous
Task 3.analyze the cause of sandstorms
The cause of sandstorms is ______________
(a ______ in which land becomes desert).
A.______ changes
B.People _________ trees and _________ grass>
Task 4 • think about the harni of sandstorms to citizens.
A.Thick _______ covers the city.
B._______ moves very slowly.
C.To be _______ in a sandstonn is frightening.
D._______ makes people breathe difficult.
Task 5. The measures of reducing the harm of sandstorms
A.______ a sandstorm before it occurs・
B.Take _______ advice and do not go out.
C.Wear a _______ .
D.Plant trees to _______ it coming nearer.
Task 6. General structure of the passtige
Step 6. Group work "A Press Conference (记者招待会)about Sandstorms^ Suppose you are attending a press conference about sandstorms. Some are government spokesmen , some are journalists and citizens. Now work in groups of 4. You can refer to the followi ng problems ••sandstorm of last month in Beijing
.the cause of sandstorm
.effect of sandstorms
.measures to prevent sandstorm
Period 2 Language points in reading
原文再现(Reading)
1•一个主要的灾难
2.大规模的战役/运动
3.被困在沙尘暴中
4.次数好像增加了
5.伐树挖草
6.醒来看到昏黄的天空和夹杂着黄沙在城里肆虐的狂风
7.车辆行驶很慢因为浓浓的尘埃降低了能见度
&建议人们不要出门
9.阻止其接近
10.计划继续种树
11.一个接一个发生
12.清扫走;卷走
1.a major disaster
2.a mass campaign
3.be caught in the sandstorm
4.appear to have increased
5.cut down trees and dig up...
6.wake up to an orange sky and strong winds that cover the city in a thick...dust
7.traffic moves very slowly because the thick dust makes it difficult to see.
8.advise people not to go out
9.prevent it coming near
10.plan to continue planting..・
11 .happen one after another
12. sweep away
1.1. major: adj.主要的，重大的
What do you see as a major problem with the environment?
One of the major aims of reading about sandstorms is to raise awareness of environmental protectio n.
China now ___________________ in international affairs.
minor:次要的
a minor illness
English was my major in university.
=I majored in English in university.
majority:多数，大部分(n.)
the majority of sth/sb = most of sth/sb
minority:少数；少数民族
2.A mass campaign has been started to help solve it.
l)mass: adj・大规模的，大众的
mass production
mass destruction weapons
mass media大众传媒
mass n. n. 1.大团/块/群2.质量3.体积4.众多；大量,大宗[(+of)]
a mass ofYmasses of = a lot of/lots of + C n./U n・
Fve got masses of work to do and masses of books to read.
the masses 群众
2)anti-smoking campaign
an advertising campaign
3.Para.2
When asked about his experience in a sandstorm, Ren Jianbo said.
“_________________________ a sandstorm was terrible and it was the most ____________ and the most dangerous ___________ F ve ever been _____ ・ There was nothing __________ •”(bite)44__________________ by a dog was not a delightful experience^ he told the doctor. bite) In the countryside _________________ b y a dog is common occurrence.
To have been caught in such a traffic jam was a terrible experience•(特定情况)
Being caught in such a traffic jam is a common occurrence in cities.(一般情况) be/get caught in sth・被困在…•屮=be/get trapped/stuck in
On seeing their car ______________ ,the police came to their rescue.
He was late because he had been caught in a traffic jam.
= ______ in a traffic jam, he was late.
4.Cut down
People in the poor village have to ciu down trees to make a living・
Russia and America have agreed on cutting down nuclear weapons・
'The article is too long,” said the editor. "Could you cut it down to 2000 words?59
响应“绿色11!行"号召，很多市民减少了开车上班。

Responding to the call of “Green commuting，： many citizens to cut down (on) driving to work ・ cut down / cut out / cut in / cut off/cut up P44
In order to cut ______ t he long article, he had to cut _____ s ome unimportant sentences・
He had to stop his speech because others cut _____ w ith too many questions.
The village was cut _____ from the outside world by the earthquake. Worse still, water and power were also cut ____ ・
She was totally cut ______ at the news that MH370 was ended in the sea.
5.Appear
1)vi. start to be seen A sandstorm appears in the distance.
2)link ・v. seem The sandstorm appears powerful.
The sandstorm appears to have great powe匚
The sandstorm appears (to be) a real disaste匚
It appears that the sandstorm ・・・
appear+ (to be) n./adj.
+ to do
It appears that …
6.Citizens wake up to an orange sky and….wake 叩to: 醒来时注意到；意识到
1)直到参加了工作他才意识到学习的重要性。

He didn't wake up to the importanee of study until he joined in the work・
2).每个人都意识到治理雾霾天气的严峻性。

Everybody wakes up to the seriousness of curbing the smog.
3). The students living in our school always wake up to the sound of birds outside the window. The weather station can _____ a sandstorm but the ________ of the storm surprises people. Ren Jianbo described a sandstorm which he _____________ a nd thought it was a terrible ___________ while Huang Xiaomei said that _____________ (骑车)in the sandstorm was frightening and people had better __________ (带口罩).
7.strength
He pushed the heavy box onto the van with all his _______ .
Everyone knows much about his _______ but little about his weaknesses・
strength/power/force/energy P46
1)My father exercises every day to build up his ______ .
2)The storm cut off the _____ to the whole region.
3)Xi came into _____ 1 year ago. He has been in _______ f or 1 year.
4)The US must improve its education system if it hopes to remain a world _____ •
5)The thief took the money from the old man by _____ •
6)To everyone's surprise, M匚Wen seems to have more ________ after his recovery from his serious illness・
7. prevent/stop •・・(from) doing
keep •・・ from doing
由于生病他不能上学。

他孤傲的性格使他。

他们不得不砍到许多树来阻止大火的蔓延。

His illness prevented him (from) attending school.
His arrogant character stops him (from) making good friends.
They had to cut down many trees to keep the fire from spreading.
Fm often prevented/stopped from driving fast by my wife.
Period 3 Grammar
Infinitive and But+Infinitive
Step 1
He is likely to enter Beijing University・
He is likely to be admitted into Beijing University.
He is likely to have got grades high enough for Beijing University in the entrance exams.
He is likely to have been admitted into Beijing University.
He seems to be expecting the admitting letter from Beijing University.
He seems to have been expecting the admitting letter from Beijing University in the past week. Observation:
1)Fm glad to meet you.
2)She invited me to attend the meeting.
3)The boy is old eno ugh to go to school.
不定式一•般式to do所表示的动作通常与谓语所表示的动作或状态同吋发生，或在它之后发生。

There was nothing to be done・
Fd like to be told what^s going on
to be done表示被动。

To be cycling in a sandstorm is frightening・
They pretended to be working hard when their boss passed them.
to be + doing；
不定式进行式表示动作正在进行，与谓语动词表示的动作同时发生。

Fm the only person in my family to have been in a sandstorm.
He is not likely to have got my letter;
to have done表示动作发生在句子谓语动词所表示的动作之前
To have been caught in a sandstorm is a terrible experience・
The room was said to have been cleaned・
to + have been + 过去分词；
不定式完成式所表示的被动动作在谓语动词所表示的动作之前发生。

Step 2:. Rewrite the sentences using infinitive structures P34
1 ・ It is dangerous to be traveling during a sandstorm・
2.Experts hope to learn more about the movement of thunderstorms.
3・ We were told not to leave the house・
4. The work on the house needs to be completed by the end of the week.
5. Most houses seem to have been destroyed by the storm.
Step3 ・ Put the verbs in brackets into the correct infinitive forms. P34
1 ・ It is frightening to be walking in the road in a sandstorm. I hope I reach home soon・
2・ Experts hope to learn more about the movement of sandstorms.
3・ Fd like to be told about the situation before now.
4.The work needs to be completed by the end of the week・
5.My father was out of the city when the sandstorm came・ He was very glad to have missed i 匸
6.The building has to be finished by the end of the year.
7・ To see a real sandstorm was very frightening.
Step4 but+infinitive
Finish the following exercises
1.I was watching an interesting TV program about how to make dinners last night when electricity was out, and I couldrf t __ to bed・
A.but going B・ help but to go
C. help going
D. choose but go
2・ ___ in a heavy rain, Robert fell ill and couldn't but ______ for a leave・
A. Caught, to ask
B. Catching, ask
C. Catching, to ask
D. Caught, ask
Keys:DD
cannot but + V.(动词原形)；
cannot help / choose but + V.(动词原形)
1.He did nothing but __________ (talk).
2.The man could do nothing but ________ (wait).
3.We have no choice but _________ (wait).
4.They want nothing but ____________ (succeed).
5.一How did you spend your weekend, Joe?
——I didn't find anything interesting for me __ s ome washing instead of my mother.
如果主动词是do 的任一形式的话，but 后面就省略to （有DO 无TO,无DO 有TO ） Step 5: Homework
Exchange your idea about the grammar with your classmates.
Finish the exercises on Page 36.
Finish exercises on page 85.
Period 3 Listening\Speaking\Everyday English Pronunciation AND Function
Match the words with their definitions.
atmosphere carbon dioxide chemical the Poles damage environment melt pollution recycle 1 ・ the air around the earth 2・ to have a bad effect on someone of something
3. a substance used in chemistry
4 . the natural world-the land, air, water, plants and animals
5・ to change from solid to liquid, e.g ・ ice becomes water
6. to treat something so that we can use again
7.one of the gases in the air
& the most northern and southern points on earth
9. rubbish A. but did B. but do
C. but doing
D. but to do
atmosphere carbon dioxide chemical damage environment garage melt
pollution recycle the Poles
Greenhouse Effect 温室效应
El Nino Phenomenon 厄尔尼诺现象
Step2. Activity 1 P35 garbage Stepl. A picture to lead in
What occurs to you at the picture?
10.damage to the environment because of chemicals
Step 3. Listen and answer these questions・
1 ・ What is the most urgent problem of all?
2.What examples of coastal cities does David give?
3.Why is the climate getting warmer?
4.What is described as a major problem?
5.What happens when we cut down a lot of trees?
6.How does the interviewer feel about the situation?
Step 4 fill in the blanks
Interviewer: David, what do you see as the main problems with the ___________ ?
D.U:Well, ___________ 、the most _____ problem of all is the ________ ・ The worlds climate seems to be getting warmer.
Int: We\e seen _____________ of that, haven^t we? ___ summers, ____ winters, that kind of thing.
D.U: Yes, we have・ Also, scientists have found that the ice at the Poles is beginning to ___ . Interviewer: We've heard that too. Is that really happening?
D.U:Yes, Fm afraid it is. Ad ______________ in the future, the ice may melt ___________ ・Then
it's possible that the sea could rise and _______________ like New York and Shanghai could disappear under water.
John: It sounds very ___________ .
D.U: I couldn't agree with you more. IFs ______ !
Interviewer: Can you explain why the climated getting warmer?
D.U: Well, Fll do my best! It's _____________ thaFs the problem. Gases from cars enter the
and the sun's heat from the atmosphere. And factories chemicals that do the same thing. So , the climate is getting warme匚
John: Interviewer: From __________________ , carbon dioxide from cars is a major problem. D.U: You9re absolutely right. Carbon dioxide is the gas that does most _______________ to the atmosphere・ But we have a problem with trees too.
You see, trees _______ oxygen and _______ carbon dioxide・ So they're very useful because
they ______ the carbon dioxide.
Interviewer: I know what youre going to say. We^re ________ ________ a ll the trees.
D.U: Yes, we cut them down because we need the land and because we use the wood for paper and ________________ • That leaves more carbon dioxide in the atmosphere.
Interviewer: It's a terrible __________ ・
D.U: Yes, and another problem is _______________ that we produce・ We burn a lot of garbage, and once again, the gases pollute the atmosphere・ That situation couldn^t be worse, really. Interviewer: We should ________ garbage, not burn it.
D.U:Of course we should.
Interviewer: It's strange, we know all this, and yet we do ________________________ it. I can't help but feel very ______________ .
D.U:Yes, well, it is ___________ ・ But governments are beginning to do something about it. I don9t think ifs too late.
Step 6 everyday English
in a nutshell means _______________________ .
It's scary means __________________________ .
Fll do my best means _____________________ .
from what I understand means ____________ ・
You're absolutely right means _______________ .
Step7 listening
1 ・ Listen and underline the words the speaker stresses.
I couldn^t agree with you more.
I think you，re absolutely right.
It's extremely serious.
2.Decide which words the speaker will stress-
I have no idea.
It couldn't be worse・
Ifs absolutely hopeless・
Period 4 Cultural corner
The Green Movement
Step 1 ・ Read the passage and answer the questions
1.When did the "Green" movement begin? (within 5 words)
2.How is the garbage dealt with in Germany (within 10 word)
3・ Why are people not allowed to burn too much coal in northern European countries? (within 5 words)
4.What is the aim of the movement? (Within 20 words)
5.What is the most significant action we should do to protect the environment?
Step2・ Language focus
1 ・ The garbage is then taken away and, if possible, recycled・
然后垃圾被运走，如果可能的话，再被回收利用。

if possible = if it is possible。

如果可能的话，我将尽力帮助你。

If possible, I will do eveiything to help you
Note:表示时间、地点、条件或让步的从句中，如果谓语中有动词be,主语又和主句的主语一致，或者主语是it,则常可以把从句的主语和谓语的一部分(特别是动词be)省略。

1.必要的时候，在空白处填上冠词。

Fill in the blanks with articles when (it is) necessary.
2.过马路时他被撞倒了。

He was knocked down while (he was) crossing the street.
3.如果加热，水能变成水蒸气。

Water can be changed into vapor if (it is) heated・
More expressions:
(1)ifso如果是这样，
You said George was honest. If so, I had misjudged him, and I feel sorry.
(2)ifnot否则的话
FH go if you are going. If not, Fd rather stay at home・
⑶if any如果有的话
There are not many novels in our library if any.
2・ There are laws that do not allow people to burn too much coal.
1). Allen had to call a taxi because the box was _______ to
carry all the way home.
A • much too heavy
B • too much heavy
C. heavy too much
D. too heavy much
2). You are expecting too much of her.
3.) She talks too much・
3・The “Green" movement tries to get governments to think seriously about the environment and how to look after it
get sb. to do sth.表示“使某人做某事",(have/let/make sb.do sth.)
get的常用结构有：
get + 宾语 + adj/adv
get + 宾语+ done
get + 宾语 + to do
get + 宾语 + doing sth
1).我不能使汽车启动。

I can't get the car to start・
2).我必须剪头发了。

(头发被剪)
I must get my hair cut.
3).请不要讣医生谈他的病情。

Don5t get the doctor talking about his illnesses, please・4).课前我们必须把一切准备好。

We have to get everything ready before class.
5)•我来接这个孩子回家。

Fll get the child home.
Period 5 Homework
1.Exchange your idea about the grammar with your classmates-
2.Finish the exercises on Page 36.
3.Finish exercises on page 85・
教学反思
略。