Theaimofthesurveywastoimprove___

发布时间：2020-07-26 03:48:46

The aim of the survey was to improve ________ and general _________ among the students.A.safe; healthB.safe; healthyC.safety; healthD.safety; healthy

网友回答

C解析improve是个及物动词，后边要接名词做宾语．只有C中的safety和health都是名词，故选C．
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