听力文本

Recording 31
录音31
I. OK, let's move on to the late 19th century, when a great deal of changes were taking place.
1、好了，讲到19世纪晚期，这段时期发生了很多变化。
2. Now, first of all, I wanted to give you some background information.
2、首先，我想告诉你们一些背景知识。
3. So, let's have a look at some possible reasons for this.
3、那么，让我们看看有什么可能的原因吧。
4. And finally, I'd like to talk about some future projects.
4、最后，我想讲讲一些将来的项目。
5. So, what conclusions did we reach?
5、那么，我们得出了什么结论？
6. I will begin by explaining what this machine can do.
6、我将以解释这台机器的功能开始。