We are living in an era________many things are done by computer.

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问题 We are living in an era________many things are done by computer.

选项 A、what
B、which
C、why
D、when

答案D

解析 分析句子结构可知,空处引导一个定语从句,修饰表示时间的先行词an era,且空处在从句中作时间状语,所以应用关系副词when来引导。what不能引导定语从句;which在定语从句中作主语、宾语或表语;why在定语从句中作原因状语,这三项均不符合题意。故选D。
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本试题收录于: 英语题库普高专升本分类
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