Gas does accumulate in the mines around here.

admin2013-11-20 38

问题 Gas does accumulate in the mines around here.

选项 A、increase
B、spread
C、collect
D、grow

答案C

解析本句意思：气体确实聚集在这附近的矿山里。accumulate积累，聚集。collect收集，积聚；increase增加；spread展开，蔓延；grow增长。

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职称英语理工类B级

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