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  3. Genetically modified(GM)foodstuffs are here to stay. That’ s not to say that

Genetically modified(GM)foodstuffs are here to stay. That’ s not to say that

游客2023-07-05  60
问题     Genetically modified(GM)foodstuffs are here to stay. That’ s not to say that food produced by【C1】______agriculture will disappear, but simply that food buying patterns will polarize. It may even be that GM food will become the food of【C2】______because consumers come to appreciate the health benefits of reduced【C3】______use.
    The reason GM food will not go away is that we need a three-fold increase in food production by the year 2050 to keep【C4】______with the world’s【C5】______population growth to ten or eleven billion. It’ s not just a question of more mouths to feed either. What is often forgotten is that all these extra people will take up space, reducing the overall land【C6】______for agriculture.
    It may well be that in the long term it is the developing world that benefits most from GM foods. It’s true that for the next ten years or so GM crops may be too expensive. But the lesson of personal computers is applicable here—once the technology has been developed for money-spinning crops,【C7】______maize, soy beans and cotton, it will become【C8】______for all. This doesn’t mean, unfortunately, that families will【C9】______, but severity and duration will be helped by an【C10】______ability to produce and distribute food.
A)predicted B)common C)conventional D)like
E)available F)disappear G)purpose H)depression
I)improved J)preference K)correlation L)pace
M)pesticide N)affordable O)variety [br] 【C10】
选项
答案 I
解析 此空位于an和ability之间，需要形容词，根据前面说到的技术革新可知，可以影响严重程度和持续时间的是日益提高的技术能力，可选形容词中只有improved符合题意。
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