improvement of stand condition

例句：

1. 1. The company's performance hasseen significant improvement since the new manager tookover.
   自从新经理上任以来，公司的绩效有了显著的提高。
2. 2. Theteacher suggested that we shouldimprove our reading skills.
   老师建议我们应该提高我们的阅读技能。
3. 3. The projectteam is working hard to improve the efficiencyof their processes.
   项目团队正在努力提高他们流程的效率。