______ research is being done into the connection between the disease and poor l

游客2024-02-21  12

问题 ______ research is being done into the connection between the disease and poor living conditions.

选项 A、Intensive
B、Expansive
C、Expensive
D、Extensive

答案 D

解析 语义连贯题。研究是[D]Extensive“大量的,广泛的”,指数量很多或范围很广。[A]Intensive“强烈的,精深的”;[B]Expansive“易膨胀的,易扩张的,广阔的”,指体积或面积等变的更大;[C]Expansive“昂贵的”。
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