For sustainable development, the government has decided to give to those energy conserving and environmental-- friendly business in many aspects.
A. profit
B. interest
C. advantage
D. preference
网友回答
A. profit
B. interest
C. advantage
(答案→)D. preference
解析：考查名词辨析：preference 优惠，喜爱；profit 利润；interest 利益；advantage优势。Give preference to给……优先权,句意：为了可持续发展，政府已经决定在很多方面给保护能源和环境的行业很多优先权。选D。