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Higher energy prices would have many (i) _____ effects on society as a whole. Besides encouraging consumers to be more (ii) _____ in their use of gasoline, they would encourage the development of renewable alternative energy sources that are not (iii) _____ at current prices.
- Blank(i)
- pernicious
- counterintuitive
- salubrious
- Blank(ii)
- aggressive
- predictable
- sparing
- Blank(iii)
- unstable
- adaptable
- viable
salubrious , sparing , viable 显示答案
以上解析由 考满分老师提供。
