题目详情

Wood furniture does not depreciate in value ____.(  )

  • A.if they are handle properly and protected properly
  • B.unless handling and protecting properly
  • C.if properly handled and protected
  • D.unless for all its handling and protection

正确答案及解析

正确答案
C
解析

if意为“如果”,而unless意为“除非”,相当于if...not。根据句意可知,应选择if引导的条件状语从句。当if引导的从句与主句的主语相同时,可以用“if+分词”结构。

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