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单选题公共英语四级

2009-08-08

A．mechanical

B．standard

C．cheap

D．small

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参考答案

B

答案解析

【解析】standard components标准零件，前文说小公司或者是使他们生产的教学性机器人达到工业标准，或者是从头开始设计，而大小公司都采用的手法是尽可能选用标准零件，而不是自己从头设计。从题意上看应选standard。

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