We want to know whether the drug has an effect _______________ people's health. A．on B．to C．with D...
2023-01-05 19:21:56 35次 湖南省2009-2010学年高二下学期学业水平考试试题（英语） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
We want to know whether the drug has an
effect _______________ people's health.
本题链接：
