Night owls are more energetic in the morning than early birds.
查看答案
More night owls get good grades in school.
A. 对
B. 错
The farming methods introduced in the 1950s and 60s, were regarded as ________.
A. a revolution in energy saving
B. a way to get rid of pollution
C. the solution to world food shortages
D. the beginning of the organic farming
Which of the following was the advantage of the modern methods of farming?
A. It required little or no chemical fertilizers
B. It increased food production dramatically.
C. It saved a lot of water in farming.
D. It made the soil more productive.
According to the passage, the major negative effect of the newly introduced farming methods is _____.
A. the overuse of chemical fertilizers
B. the rapid increase of harmful insects
C. the poor air quality in the countryside
D. the serious pollution of soil and water
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