问题标题：
7AttheUnitedNationsClimateChangeConference,theUNSecretaryGeneralpointedoutthat,______,theclimatesituationwouldgetworseandworse.A.ifnotdealingwithproperlyx05x05x05B.unlessdealingwithproperlyC.ifproperlydealtwithx05x
问题描述：
7AttheUnitedNationsClimateChangeConference,theUNSecretaryGeneralpointedoutthat,______,theclimatesituationwouldgetworseandworse.
A.ifnotdealingwithproperlyx05x05x05B.unlessdealingwithproperly
C.ifproperlydealtwithx05x05x05x05D.unlessproperlydealtwith
陈作荣回答：
D
因为是被动,所以选择过去分词,排除AB,根据语意,选D
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