StepI:Introduction

Good morning,class.First,I will ask you a question: “Do you often feel hungry?”Wanglin,please…

While, maybe you don’t often feel hungry,because you have plenty to eat.But in some poor areas in the world,many people even starve to death.Is that true? Now,please open your book to page 20

And find out the answer: “How many people starve to death each year?” I only give you one minute.If you find out the answer, put up your hand.Let’s see who is the first.

StepII: Fast reading;

A.Scanning:

Find out the answer to the following question within two minutes:

“why is farmland being lost?”

B.Reading Comprehension

1. What can be dome to increase the food supply?

A.to plant new trees.

B.To reduce the lost in storage

C.To build more and more farms

D.To develop new plants for food        [D]

2.       Why is so much food lost in storage?

A.      The food is thrown away by people.

B.      People pay less attention to the food store

C.      The food is damaged by rain

D.     The food goes bad                   [B]

3.Food stores are frequently ruined by rain or damp.

What does “ruin” mean?

A.removed     B.cleaned        C.damaged      D.washed away     [C]

4.What kind of plants are scientists developing ?

A.The plant which can be grown on the moon

B.The plant which are likely to be attacked by pests.

C.The plant which can be planted in poor soil

D.The plant which is heavier.                   [C]

StepIII.Fill in blanks(通过这个练习，既可以锻炼学生语境中对词汇的领悟力，又是高考完型填空的基础训练，课堂实践证明效果较好，建议教师选用)

Now, I will give you another seven to eight minutes to read the text in details.Please pay special attention to the key words and phrases.Then I’ll ask you to close your books and fill in blanks without consulting anything.

1.Half the world’s workers earn their living by _______.(farming)

2.The problen is how to feed a growing world population of _____6 billion. (over)

3.Only about 11% of the earth’s land surface is _____ for growing ______.And this area is becoming smaller day____ day. (suitable,crops,by)

4.That’s why the Chinese people are making great _____to ______ their farmland.(efforts,protect)

5.Farmland is being lost for several reasons.First,it is_____built _____.(being,on)

6.It’s well known that pests continue to eat crops,______damage. (causing)

7.The FAO has worked out that up ____ 30% of food is lost in storage. (to)

8.It’s thought that 500 million people in the world do not have enough to eat, th

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