重点讲解：
1. first of all
第一；首先；
eg. First of all, let me tell you the news.
首先，让我告诉你这个消息。
eg. First of all, could I begin with an apology for a mistake I made last week?
首先，请允许我为上周犯下的错误道歉。
2. go to extraordinary lengths to do sth.
不遗余力；竭尽全力；千方百计；
eg. They went to extraordinary lengths to explain their behaviour.
他们竭力为自己的行为辩解。
eg. She goes to extraordinary lengths to keep her private life private.
她竭尽全力让自己的私生活不受干扰。
3. interferes with
妨碍；冲突；抵触；
eg. Alexander wasn't going to let a lack of space interfere with his plans.
亚历山大不会让空间不够的问题妨碍他的计划。
eg. Smoking and drinking interfere with your body's ability to process oxygen.
抽烟与酗酒有碍身体处理氧气的能力。
4. pick up
拿起；提起；拾起；捡起；
eg. They depend on the goodwill of visitors to pick up rubbish.
他们相信游客会自觉捡起垃圾。
eg. He knelt down to pick up his hat.
他跪下拾帽子。
5. in fact
事实上，其实；
eg. You have to admit that you are, in fact, in difficulties.
你不得不承认，你事实上是陷入了困境。
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。
