用英语怎么说，1.以前我需要打电话咨询各种职能单位客服的问题，现在都可以自己解决了 2这份工作涵盖

问题解Hello, this is *** speaking.
我是***。双语例句：Hello, this is Tom speaking.
喂，我是汤姆。相关词汇解释：thisused for introducing sb or showing sth to sb
（介绍人或展示事物时用）这，这样例句：Hello, this is Maria Diaz (= on the telephone) .
喂，我是玛丽亚·迪亚兹。speakto use your voice to say sth
说话；讲话例句：She has a beautiful speaking voice.
她说话的音色很美。