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7 At the United Nations Climate Change Conference,the UN Sec

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7 At the United Nations Climate Change Conference,the UN Secretary General pointed out that,______,the climate situation would get worse and worse.
A.if not dealing with properly\x05\x05\x05 B.unless dealing with properly
C.if properly dealt with\x05\x05\x05\x05 D.unless properly dealt with
7 At the United Nations Climate Change Conference,the UN Sec
D
因为是 被动,所以选择过去分词,排除A B,根据语意,选D