問題詳情


(B) Mexico City is a megacity with a serious trash problem. Even so, it has launched a creative measure aimed at reducing waste that was an instant hit with its 21 . Thousands of locals now make regular visits to a barter market where they can exchange their trash for food vouchers. They bring along glass, plastic, and cardboard waste that they have already 22 . Everything is then weighed and exchanged for food vouchers. The food vouchers are special because they can only be 23 at a nearby farmers’ market. The vendors all hail from local farms, which also benefits the local economy. The Mercado de Trueque began in March of 2012. Before that, trash was taken to a(n) 24 landfill which was receiving trash weighing more than the Eiffel Tower each day. Although the landfill is no longer 25 , the city keeps churning out tons of trash. The difference now is that the trash is essentially being turned into food and is supporting local farmers. The city’s plan has come full circle. (9/14)
21.
(A) residents
(B) formats
(C) ingredients
(D) properties

參考答案

答案：A[無官方正解]
難度：非常困難0
統計：A(2),B(2),C(2),D(0),E(0)

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