题目内容
4.Clinical evidence began to__________,suggesting that the new drugs had a wider range of useful activities than had been predicted from experiments in animals.( )A. | operate | B. | straighter | C. | approve | D. | accumulate |
分析 句意:临床证据开始累积,表明这种新型药物(在人身上)表现出的治疗功效比原先动物实验上的预期具有更加广泛的可用性.
解答 答案D.
A选项"操作;运转;做手术";B选项"直的;坦率的;正直的";C选项"赞成,同意;批准";D选项"积累,积聚";
分析句子结构可知,Clinical evidence began to accumulate主句,逗号之后"suggesting that"是现在分词作状语,状语成分中的宾语从句中含有省略情况,补充完整可理解为"the new drugs had a wider range of useful activities than (the range of activities that) had been predicted from experiments in animals".根据句意"随着临床数据的积累"可知D选项符合句意,其他均不符合句意,故选D.
点评 本题考查动词辨析.解答此类题目首先要读懂句意,然后根据上下文语境锁定合适的动词.平时要加强动词词汇量的积累和记忆.
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