Module_4_Sandstorms_in_Asia introduction-reading_and_vocabulary课件_外研版必修3_图文

Please look at these pictures.
How beautiful they are !

But one day something happened .

What natural disaster it is ?
It is a sandstorm . It is very frightening .

Reading and Vocabulary

Look at the picture below .Complete the sentences using the correct form of these words .


bury frightening sandstorm

last (v)

There had been a sandstorm . It had lasted for ten hours and was very frightening . The wind was blowing the sand high around the houses , and some cars were almost completely buried by the sand .

Let’s know more information about sandstorms.
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 American .
5. Sandstorms can’t be prevented . 6. The inland region has more sandstorms than the one near the sea .

( \/ ) ( \/ ) (×)

( \/ )


Why is more and more land becoming desert?

1:03 结束

soil be blown away

trees be cut down nothing to hold.. soil be washed into…

too many sheep and cattle

all the grass be eaten

grass never grow again ; the land become desert

The area of desert is growing.


What can we do to
stop the sandstorm?

It can be reduced if we try to “repair” desert and protect areas that are in danger of becoming desert.

Protect our environment


Save water

We should be more careful with our water, try to use less and recycle as much water as possible.

We should be more careful with our water, try to use less and recycle as much water as possible.

Water is the source of life, but it is not inexhaustible. If we did not take action now, the last drop of water in the world would be man’s tear!

水是生命之源,但它却不是取之不尽,用之不竭的。 如果我们现在不采取行动,世界上的最后一滴水将 是人类的眼泪!

Planting more trees

Save our earth!
Give some GREEN to the earth!

We should live in harmony with nature.

Help me, help you, help everyone.
Return GREEN to the earth!

Look at the photo. Answer the questions on page32.
Answers: 1. There is a sandstorm blowing. 2. They’ve 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. 4. Stay at home.

Fast reading:
? ? ? ? ? ? Para.1 Para.2 Para.3 Para.4 Para.5 Para.6 a. the description of sandstorms b. the causes of sandstorms c. a major disaster in Asia d. the effects of sandstorms e. the government’s measures f. the forecast and suggestions

Further reading

Read the passage again to get some detailed information and fill in the table.

Sandstorms in Asia
strong,dry winds that carry sand, Phenomena terrible, the most frightening, dangerous (现象) places Central Asia North America

causes 原因

Australia Desertification, climate changes cut down trees, dig up grass strong winds an orange sky, cover … in a thick, brown-yellow dust move slowly,difficult to see,breathe,ill not to go out , wear a mast

Central Africa

effects 影响 advice建议

solution (解决方案)

plant trees

Careful reading

Read the text carefully and decide if the following sentences are True or False .

1.A mass government campaign has been started to help solve the sandstorm problem. 2.The winds in a sandstorm can sometimes prevent you from seeing the sun. 3.Northwest China is the sandstorm centre in Central Asia. part of 4.The Chinese Central Weather Station can only forecast a sandstorm some months weeks before it arrives. 5.It is frightening to be cycling in a sandstorm. 6.The government is planting trees to the east west of Beijing to prevent the desert coming nearer.

Reading and vocabulary
Look up these words in a dictionary . Then match the words with their definition .

citizen forecast 1.to ride a bicycle

cycle (v)


expert survive cycle

process situation

2.someone who knows a lot about a particular subject expert 3.things that happen one after another , and have a result process 4.someone who lives in a particular town or country. citizen 5.very small bits of dirt or earth , on the ground or in the air. dust 6.to continue to live after a difficult or dangerous survive situation or event . forcast 7.to say what will probably happen . 8.everything that is happening at a particular time. situation

1. sand dunes (paragraph 2 ) mean ______. (a) plants growing in sand (b) sand hills 2. Affect (paragraph 4)means ______. (a) to kill (b) to cause a danger 3. You wear a mask (paragraph 5 ) over your _____. (a) face (b) body 4. Strength (paragraph 5)is the noun of _____. (a) strong (b) strange

1.According to the table,try to get a summary of the passage.
2.Read the passage again and again to find out some language points.