I was impressed by the range of______ accessories of my microcomputer that were available.

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I was impressed by the range of______ accessories of my microcomputer that were available.

A.acceptable

B.compulsory

C.optional

D.random

请帮忙给出正确答案和分析,谢谢!

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答案解析

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  • 正确答案:C
    形容词词义辨析题。空白前面有range“范围”,那么“附件”应该是在范围内“选用的”,optional“可选择的”符合题意,故C正确。acceptable“可接受的”;compulsory“必须做的,必修的,被强迫的”;random“任意的,随意的”。