题目内容
【题目】I don't think the experiment is __________ failure. At least we have gained __________ experience for future success.
A. /;the
B. a;the
C. /;/
D. a;/
【答案】D
【解析】afailure常用来表示“一个失败的人或一件失败的事”,这里指“一次失败的实验”;experience作“经验”解时是不可数名词,前面通常不用冠词。
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