Good lighting in factories leads to greater comfort, higher ______ and productivity, fewer mistakes and accidents.

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问题 Good lighting in factories leads to greater comfort, higher ______ and productivity, fewer mistakes and accidents.

选项 A、achievement
B、proficiency
C、craft
D、efficiency

答案D

解析 近义词辨析。achievement,意为:“成就,功绩”;proficiency,意为:“熟练,精通,熟练程度,水平”;craft,意为:“工艺,手艺”;efficiency,意为:“效率,功效”。
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