Films, videos. CDs and CD-ROMsare just some of the bewildering amount ofinformation they will have. They will be able, asit were, to see and hear us in action. But thehistorian attempting to reconstruct the distant past is always faced with a difficulttask.

　　4.Films, videos. CDs and CD-ROMs are just some of the bewildering amount ofinformation they will have.

　　电影、录像、光盘和光盘驱动器只是能为他们提供令人眼花缭乱的大量信息的几种手段。

　　语言点:句子结构分析:定语从句they will have的前面省去了关系代词that,修饰information。

　　5.They will be able, as it were, to see and hear us in action.

　　他们能够身临其境般地观看我们做事，倾听我们讲话。

　　语言点:句子结构分析:as it were作插入语，意思是“可以说”。In action作宾语us的补足语。

　　6.But the historian attempting to reconstruct the distant past is always faced with adifficult task.

　　但是，历史学家企图重现遥远的过去可是一项艰巨的任务。

　　语言点1:句子结构分析: attempting to reconstruct the distant past为现在分词短语，作后置定语，修饰historian。

　　语言点2:be faced with的意思是“面对”，相当于be confronted with。