More valuable and comprehensive than any previously proposed theory of the phenomenon, Salazar’s research has provided the basis

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问题 More valuable and comprehensive than any previously proposed theory of the phenomenon, Salazar’s research has provided the basis for all subsequent researches in her field.

选项 A、advancements
B、investigations
C、experiments
D、misconceptions

答案B

解析 research“调查,研究”。advancement“前进,进步”;investigation“(正式的)调查,研究,科学研究”;experiment“实验,试验”;misconception“误解,错觉”。结合句意可知,画线处应该是调查的意思。故选B。
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