Period 1

Module 4 Sandstorms in Asia

Introduction Reading & Vocabulary

Learning aims:

1.Know some information about sandstorms.

2.Master some important points.

This is a__________. It has______for ten hours and was very_________. The wind is_______the sand high around the house.

sandstormfrightening

blowing

Introduction-1. Vocabulary (5m) Use the words in Activity 1, Page

31 to fill in the blank.

lasted

People are ________ in the sandstorm. Sometimes the sand can_____the whole building.

frightenedbury

Introduction-2.Answer the questions with the help from Activity 2, Page31.

(5m)1.Where do sandstorms begin?

2.What causes deserts?

3.How does the sandstorm affect

different places?

4.What differences between sandstorms

in different areas?

1.Where do sandstorms begin?

2.What causes deserts?

Sandstorms begin in desert areas.

Deserts are created by climate changes. And it is also because people cut down trees and dig up grass.

3.How does the sandstorm affect

different places?

4.What differences between sandstorms

in different areas?

Sandstorms from Asia have blown across the Pacific Ocean to America.

The inland region has more sandstorms than the one near the sea.

Reading & Vocabulary-1.Pre-reading (5m)

Look at the photo. Answer the questions.

Answers:1.There is a sandstorm blowing.2.They’re wearing hoods, masks and glasses to protect themselves.3.It moves very slowly. Because it is difficult to see everything on the roadand people must take great care.

4. Stay at home.

Reading & Vocabulary -3.Exercise (5m)

1.cycle (v)

2.expert 3.process

4.citizen

5.dust

6.survive

7.forecast

8.situation

Finish the exercise at Activity 2,P33.( 南组做1-4 题，北组做5-8 题 )

Reading & Vocabulary –4.Exercise (5m)

Finish the exercise at Activity 3, Page 33.

1.B

2.B

3.A

4.A

Careful reading

1.a major disaster/for centuries(century)

2.try many ways to do 3.a mass campaign

Para1

Careful reading

找出下列句子的同意句1.So thick are they that you can't se

e the sun.They are so thick that you can't see

the sun. The river is so shallow that we even

can see thebottom .( 模仿上句变化此句 )

Para2

So shallow is the river that we can see thebottom

Careful reading

2.It was a terrible experience to have been caught

in a sandstorm.To have been caught in a sandstor

m was a terribleexperience.

Para2

动词不定式作主语 , 常用形式主语 it 代替放在句首 , 而将真正的主语不定式放在句末 .句型： It is n./adj./p.p. (for/of sb.)to do在 para4 中找出该句型的句子。 （倒数第二句）在 Para 5 找出另一个不定式作主语的句子黄小梅

Careful reading

3. 翻译 (1) 什么也干不了 ( 一点办法也没有 )

There was nothing to be done.(2) 无所事事。There was nothing to do.填空 Have you got anything______t

his evening?

Para2

强调事情 , 用 to be done 作定语 ; 强调人用to do 作定语。

to do

Careful reading

1. 找出下面句子的同义句Sandstorms in China appear to hav

e increased in rec-ent years because of "desertificatio

n".Sandstorms in China appear to hav

e increased in rec-ent years as a result of "desertificat

ion".

Para3

because of/as a result of+ 短语because+ 句子

Careful reading

2. 翻译This is a process that happens when

land becomes desert because of climate changes

and because people cut down trees and dig up gr

ass.土地变成沙漠的过程是由于气候变化和人类乱砍树林、挖草根所致。

Para3

分析句子结构有助于正确的翻译句子。

(

)

】【

【

】

Careful reading

1. 翻译The dust makes me ill.The thick dust makes it difficult to s

ee.

2.Weather experts advise people not to go out.

气象专家建议人们不要出门。advise sb (not)to do

Para4-5

(make+ 宾语 +adj.)

(make+it+adj.+to do)

真主 形主

Careful reading

1. 翻译To prevent it coming nearer,the go

vernment is planting trees.为了阻止它靠近，政府正在植树。prevent sb/sth (from)doingstop sb/sth (from)doing keep sb/sth from doing

Para6

被动语态中 ,from都不可省

Reading & Vocabulary –5. Exercise (6m)

Finish the exercise at Activity 4,P13.1.prevent you (from) seeing

the sun /strong enough to move sand dunes.

2.he experienced a terrible sandstorm.

3.because of desertification.4.cause deserts and sand-

storms to increase.5.the thick dust makes it

difficult to see/ the drivers cannot see clearly.6. prevent the desert coming

nearer.

Homework Complete exercises at Activity 5 on page 31

1.forcast(ed) 2.frightening 3.survived4.dust 5.process 6.citizens(cyclists)