重点讲解：
1. in fact
其实；事实上；实际上；确切地说；
eg. In fact, I'm sure that's the only satisfactory way out.
我想，事实上那是唯一令人满意的出路。
eg. This famous painting was thought to be by Van Gogh, but it is in fact a forgery.
人们以为这是凡·高的名画，其实是膺品。
eg. He doesn't mind. In fact, he is even pleased.
他不介意，事实上，他甚至很高兴。
2. relate to
涉及；关于；相关；有关联；
eg. I had papers relating to the children which my wife and I had to sign.
我有一些关于孩子的文件需要我和妻子签字。
eg. His remarks didn't relate to the topic under discussion.
他说的话与讨论的问题无关。
eg. All these questions relate to philosophy.
这些问题都跟哲学有关。