(2011·金华十校3月联考)The conference has been held to discuss the of global warming on people’s lives all over the world.
A. importance
B. effects
C. protection
D. impression
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A. importance
(答案→)B. effects
C. protection
D. impression
解析：考查名词辨析。effects 意思是“影响”，即讨论全球气候变暖对人们生活的影响。其他选项不合题意：importance 意思是“重要性”；protection 意思是“保护”；impression意思是“印象”。