Linda was______the experiment a month ago, but she changed her mind at the last minute.

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问题 Linda was______the experiment a month ago, but she changed her mind at the last minute.

选项 A、to start
B、to have started
C、to be starting
D、to have been starting

答案B

解析 be to do是表示已经计划好,马上要做的事情,因为动作发生在过去,应用was to have done,表示过去的事情对现在的影响。本句意为:琳达一个月以前就已经要开始做实验了,但是她在最后一刻改变了主意。
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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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