外研版英语必修三 module 4 Sandstorms in Asia Listening and Vocabulary课件（共31张PPT）

课件31张PPT。Module 4
Sandstorms in AsiaTo listen to and understand an environmental expert’s speech
To learn some key words and expressions
To learn to express strong opinions by using correct stress, intonation and expressions
To try to make an interviewMatch the words with the definitions.1. the air around the earth ___________
2. to have a bad effect on someone or something _________atmospheredamagePre-listeningatmosphere carbon dioxide chemical
damage (v. & n.) melt environment
garbage pollution recycle the Poles3. 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 ______chemicalenvironmentmeltatmosphere carbon dioxide chemical
damage (v. & n.) melt environment
garbage pollution recycle the Poles6. to treat something so that we can use again ________
7. one of the gases in the air ______________
8. the most northern and southern points on earth __________recyclecarbon dioxidethe Polesatmosphere carbon dioxide chemical
damage (v. & n.) melt environment
garbage pollution recycle the Poles9. rubbish ________
10. damage to the environment because
of chemicals __________garbagepollutionatmosphere carbon dioxide chemical
damage (v. & n.) melt environment
garbage pollution recycle the PolesListen to an environmental expert’s speech. Put the topics below in the order you hear them. A. garbage
B. trees
C. pollution from cars
D. melting ice at the Poles
E. the climate51234Check the meaning of the words.Coastal concerned evidence major urgentconcerned adj. 关心的
be concerned about /over /for
关心, 挂念
as (so) far as … is concerned
就……来说, 就……而言where … is concerned
在牵扯到……的时候 (情况下)
be concerned with/in
和……有关
show /express concern about
对……表示关心/担心
have a concern in
和……有利害关系
as concerns that matter
关于那件事Now listen again and answer the questions:1. What is the most urgent problem of all?2. What examples of coastal cities does David give?The climate. New York and Shanghai. 3. Why is the climate getting warmer?4. What is described as a major problem?Because pollution is stopping the sun’s heat leaving the atmosphere. Carbon dioxide from cars. 5. What happens when we cut down a lot of trees?6. How does the interviewer feel about the situation?There is less oxygen and more carbon dioxide in the atmosphere. Optimistic.1. As a result, the ice at _________ is beginning to melt.
2. The sea may rise and cities on the coast may ______________________.
3. Too much carbon dioxide pollutes the ___________. Listen again. Complete these sentences.the Polesdisappear (under water)atmosphere4. Trees take in _____________ and give out ________.
5. We _______ garbage and pollute the atmosphere.
6. Instead, we should _______ the garbage. carbon dioxideoxygen burn recycleNote:1) Fish take in oxygen through their gills (鳃).
2) Don't trust that fellow. He will take you in if he gets the chance.
3) The kind old lady offered to take in the poor homeless stranger.take in吸收 欺骗 留宿, 收留 4. The lesson was too difficult for the class to take in.
5. The article takes in all aspects of the problem.理解, 领会 包括, 包含 【即学即练】翻译下面句子。
1) We were completely taken in by his story.
我们完全被他的谎言欺骗了。
2) Our hotel is full. We can't take in any
more guests.
我们的旅馆已经客满，不能再接待客
人了。3) This book is so difficult that I can't take in what the author means.
这本书很难，我无法理解作者的意思。
4) I usually drive to the countryside and take in the fresh air.
我经常开车去乡村吸收新鲜空气。Read and underline the words the speaker stresses, then listen and check.Expressing strong opinionsPronunciation and FunctionI couldn’t agree with you more.
I think you’re absolutely right.
It’s extremely serious.I have no idea.
It couldn’t be worse.
It’s absolutely hopeless.Decide which words the speaker will stress.Now listen and check. Try to stress the key words, and use the correct intonation.I have no idea.
It couldn’t be worse.
It’s absolutely hopeless.Complete the sentences using expressions from activities 1 and 2.1. A: We need to plant more trees.
B: ____________________________
____________________________
2. _______________________________
_______________________________
The traffic in this city just doesn’t move.I couldn’t agree with you more. /
I think you’re absolutely right.It couldn’t be worse. /
It’s absolutely hopeless.3. A: People don’t care enough about
the environment.
B: ____________________________
____________________________
4. _______________________________
_______________________________
I can’t see anything. There’s sand everywhere.I couldn’t agree with you more. /
I think you’re absolutely right.It couldn’t be worse. /
It’s absolutely hopeless.Work in pairs. Suppose there has been a bad sandstorm in your city.Student A: You are a reporter. You interview a man who has cycled to work in the sandstorm. Before you do the interview, write down the questions you want to ask.Student B: You felt frightened but you put on a mask and cycled to work in the sandstorm. Tell the reporter how you feel about the sandstorm. Describe how things looked in the sandstorm.1. in a nutshell means______.
(a) in my opinion
(b) to explain something very simplyThese words and expressions are taken from Listening and vocabulary. Choose the right answers.2. It’s scary means______.
(a) It’s frightening
(b) It’s interesting
3. I’ll do my best means ______.
(a) This is the best (explanation )
(b) I’ll try as hard as I can 4. from what I understand means______.
(a) This is what I understand
(b) I think I understand
5. You’re absolutely right means_______.
(a) You’re completely right
(b) You’re almost rightTalk?about?what?we?can?do?to?improve?our?environment.?Then?give?
a?report?next?time.