Good design also takes into ________ if the machining operations will be easily performed and how the work is held．A.regardB.considerationC.thoughtD.observation
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B解析考查动词与名词的搭配。take…into consideration是一个固定短语，意为“考虑，顾及”，意即“如果要让机器运转正常、工作顺利展开，好的设计也要纳入考虑范围”。regard，thought和observation都不能用于此结构中。