Research recently conducted on the side effects of the medication ______ that it should not be prescribed to diabetic patients.

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问题 Research recently conducted on the side effects of the medication ______ that it should not be prescribed to diabetic patients.

选项 A、has found
B、has been found
C、finds
D、was finding

答案A

解析此题为选择动词的正确形态的问题。句子表示“最近的研究确定了……”，同时，主语re—search和动词find为主动关系，故选A。

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