重点讲解：
1. introduce oneself
自我介绍；
eg. Let me introduce myself.
我来自我介绍一下。
eg. The English teacher is asking her students to introduce themselves.
英语老师正在叫她的学生们作自我介绍。
eg. She introduce herself with smile.
他微笑着介绍自己。
2. hope to do sth.
希望做某事；
eg. I hope to get a job within the next two weeks.
我希望能在未来两周内找到一份工作。
eg. We hope to recoup our initial investment in the first year.
我们希望我们的前期投资在第一年就能赚回来。
eg. I hope to announce the winner shortly.
我希望马上宣布胜利者的名字。