The effect of the medicine on this kind of disease remains _____.A.seenB.to be seenC.seeingD.to see-

题目简介

The effect of the medicine on this kind of disease remains _____.A.seenB.to be seenC.seeingD.to see-

题目详情

The effect of the medicine on this kind of disease remains _____.
A.seenB.to be seenC.seeingD.to see
题型:单选题难度:偏易来源:不详

答案

B
题意为“这种药对这种疾病的效果尚待观察。”由题意可知,remain在此是用作系动词,且see这一动作还没有发生,答案锁定在B和D中间;the effect和see之间是被动关系,所以答案为B。
【标签】非谓语形式作表语

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