英语四级阅读理解练习题第045组

s produce certain chemicals to combat pests and diseases
B. plants absorb useful chemicals to promote their growth
C. farmers use man-made chemicals to dissolve the natural chemicals in plants
D. farmers use chemicals to protect plants against pests and diseases

4. The reduction of the possible hazards in food ultimately depends on_____.
A. the government
C. the processor
B. the consumer
D. the grower

5. What is the message the author wants to convey in the passage?
A. Eating and drinking have become more hazardous than before.
B. Immediate measures must be taken to improve food production and processing.
C. Health food is not a dream in modem society.
D. There is reason for caution but no cause for alarm with regard to food consumption.

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