The drug came under strong attack from _______ professional observers, who had been backed up by man

题目简介

The drug came under strong attack from _______ professional observers, who had been backed up by man

题目详情

The drug came under strong attack from _______ professional observers, who had been backed up by many doctors.
A.confusedB.confusingC.concerningD.concerned
题型:单选题难度:偏易来源:不详

答案

D

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