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题目内容
Any population increase beyond a certain level necessitates greater(i)_____ vegetable foods; thus, the ability of a society to choose meat over cereals always arises, in part, from(ii)_____ the number of people.
- Areliance on.. replenishing
- Bproduction of.. estimating
- Cspending on.. concealing
- Drecourse to.. limiting
- Eattention to.. varying
D显示答案
以上解析由 考满分老师提供。