This medicine discovered by Tu Youyou ________ many people’s lives since it was put into use. A. is ...
2022-11-13 10:43:49 22次 广东省毕业生学业考试模拟英语试卷（二） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
This medicine discovered by Tu Youyou ________ many people’s lives since it was put into use.
A. is saving B. will save C. has saved D. had saved
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