2. Today her friend Peter is
supposed to give a report on new technology and how it helps humanity.
今天她的朋友彼得需要做一个关于新科技和它如何帮助人类的报告。
3. We, average persons, are
supposed to find an easy way to overcome the obstacles just like grammar and vocabulary problems.
我们,平常普通人,还是应该找到个克服诸如语法和词汇问题障碍的简单易行的方法。