get version number system call

例句：

1. 1. I will get to the store on time tomorrow.
   我明天会准时到商店。
2. 2. She got a promotion at work last year.
   她去年在工作上获得了晋升。
3. 3. The teacher asked us to get ready for the exam.
   老师让我们为考试做好准备。