摘要： the working efficiency, the boss allows the employees to have a coffee break. A. Improving B. To improve C. Having improved D. Improved
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________the working efficiency, the boss allows the employees to have a coffee break.
A. Improving B. To improve C. Having improved D. Improved
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______ the working efficiency,the boss allows the employees to have a coffee break.
[ ]
A. Improving
B. To improve
C. Having improved
D. Improved
查看习题详情和答案>>
B. To improve
C. Having improved
D. Improved
________ the working efficiency, the boss allows the employees to have a coffee break.
[ ]
A. Improving
B. To improve
C. Having improved
D. Improved
查看习题详情和答案>>
B. To improve
C. Having improved
D. Improved