問題詳情

C. Farms have been getting bigger and bigger over time. These days, farms areusually huge areas of land with farming done using expensive machines that cause alot of pollution. __36__ the food is harvested, it has to be transported into the citieswhere people buy it. This also creates pollution and costs money. On top of all that,the Earth's population is growing fast, and we may eventually _37_ usable farmland.One solution __38__ the problems we face in agriculture is the "Vertical Farm." Auniversity professor has proposed that farms be created inside tall buildings in themiddle of cities. These farms would create new spaces for growing food, and _39_ thehigh-tech methods they would use, much of the pollution involved in the farming_40_ would be eliminated. Over the next century, we will find out whether VerticalFarms are just an interesting idea or whether they will become a reality.
36.
(A) Because
(B) Once
(C) Though
(D) Unless

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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