英语翻译
问题描述：
英语翻译
记住不要与不守承诺的人交朋友(keep)
自从他被任命为经理以来,他在公司的发展方面起了重要作用(Since)
得知将被推荐到那所著名的大学,他迫不及待地要把这好消息告诉父母（wait）
为了方便大众,这家商店正在筹划在居民区建立几家流动商店（convenient）
答
Remember that you can't make friends with the people who don't keep faith.
Since he had been appointed the manager,he had a positive effect on the development of the company.
Having known that he would be recommended to the famed university,he was too impatient to wait to tell it to his parents.
For the sake of making public convenient,this shop is planning to set up a few floating shops.