27. Nearly four hundred supermarkets in Beijing are preparing to dim their lights ________ the &quot

题目简介

27. Nearly four hundred supermarkets in Beijing are preparing to dim their lights ________ the &quot

题目详情


27. Nearly four hundred supermarkets in Beijing are preparing to dim their lights ________ the "Earth Hour 2010" on Saturday night.
A.honorB.honoringC.to honorD.having honored
题型:单选题难度:偏易来源:不详

答案

C

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