Ⅰ.阅读课文，匹配各段落的大意

Para.1 (C)　A.Problems caused by chemical fertilizers.

Para.2 (A) B.Farmers and customers turn to organic farming.

Para.3 (B) C.Long­term use of chemical fertilizers can cause damage to the land and people's

　　　　　　health.

Para.4 (D) D.Other methods to keep the soil fertile.

Ⅱ.课文阅读理解

1.From the passage，we can see organic farmers are those who .

A.grow crops with chemical fertilizers

B.grow crops with natural fertilizers

C.produce organic fertilizers

D.care for the environment

答案　B

2.From the fourth paragraph，we know that .

A.it's not good to plant grass between crops

B.peanuts use the surface of soil

C.peas and soybeans should be grown together with corn and wheat

D.vegetables that put down deep roots are harmful to the soil

答案　B

3. so that the soil may not get exhausted.

A.Farmers grow the same crops year after year

B.Farmers use natural fertilizers

C.Farmers change crops every few years

D.Farmers use chemical fertilizers

答案　C

4.How many ways do the organic farmers have to keep their soil fertile and healthy?

A.3. B.4. C.5. D.6.

答案　B

1.confuse