23.Medicalaccidents _____ by drugs have attracted much attention in that country.
A.causing B.to be caused C.be caused D.caused
人气：393 ℃ 时间：2019-09-23 14:56:59
解答
caused 在这里是过去分词,充当定语,相当于 which / that was caused；
be caused 是动词原形,动词原形通常不做定语；
句子意思：由药物引起的医疗事故在那个国家已经引起了极大的关注.
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