The ______ snow on top of a building during the winter sometimes will weaken the construction and occasionally cause the roof to

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问题 The ______ snow on top of a building during the winter sometimes will weaken the construction and occasionally cause the roof to collapse.

选项 A、permeated
B、crumbled
C、mingled
D、accumulated

答案D

解析 冬天建筑物上的积雪有时会减弱建筑物的结构,偶尔还会引起屋顶坍塌。本题是考查动词的词义辨析。permeate“渗入,渗透”;crumble“崩溃”;mingle“相混,混合”;accumulate“堆积,积聚”。
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