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题目内容
Until the current warming trend exceeds the range of normal climatic fluctuations, there will be, among scientists, considerable _____ the possibility that increasing levels of atmospheric CO2 can cause long-term warming effects.
- Ainterest in
- Buncertainty about
- Centhusiasm for
- Dworry about
- Eexperimentation on
B显示答案
以上解析由 考满分老师提供。