— Was it by cutting down staff _____ she saved the company? — No, it was by improving work efficienc...
2022-09-25 23:27:50 160次 黑龙江省2017-2018学年高二下学期期中考试英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
— Was it by cutting down staff _____ she saved the company?
— No, it was by improving work efficiency.
A. when B. what
C. how D. that
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