on the upgrade

　　1.Her position has been upgraded to executive level.

　　她的职位已提高到经理级。

　　重点词语：upgrade n./v. 升级，提升

　　商务用语：on the upgrade 改善的，进步的

　　2.Her retirement has left the position of companymanager vacant.

　　她退休后，公司经理一职空缺。

　　重点词语：vacant adj. 空缺的

　　商务用语：apply for a vacant position in an office 申请一个空缺的职务

　　a vacant position 空职

　　3.The value of water far exceeds its price.

　　水的使用价值远远超过其价格。