______ the worker’s working efficiency, the manager will allow him to have a coffee break. A．Improvi...
2023-01-14 17:19:17 186次 2013届度江苏省高二上学期期初考试英语题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
______ the worker’s working efficiency, the
manager will allow him to have a coffee break.
|
A．Improving
|
B．To improve
|
C．Having improved
|
D．Improved
|
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