重點講解：
1. pick up
對話中意思為：（通常指開車）接載，取走；
eg. We drove to the airport the next morning to pick up Susan.
我們第二天早晨開車去機場接蘇姍。
eg. She went over to her parents' house to pick up some clean clothes.
她去了趟父母家取些干凈衣服。
2. How come
為什么，怎么會……；怎么回事；
eg. You were an hour late this morning, how `come?
今天早晨你遲到了一小時，怎麼回事？
eg. How come you got that post in the adventure-joint enterprise ?
你是怎么會找到合資企業那份工作的？
3. fail in
在……方面失敗了；缺乏……，在……方面不足
eg. By my calculation, 5% of the students will fail in the exam.
據我估計，百分之五的學生不能通過這次考試。
eg. You will bring the blame of others upon yourself if you fail in this.
如果你在這件事上失敗了，就會招來別人的非議。
4. hang on
對話中意思為：緊握；牢牢抓住；
eg. She was conscious of a second man hanging on to the rail.
她意識到還有另一個男人緊抓著欄桿。
eg. He managed to hang on to a piece of rock protruding from the cliff.
他設法抓住了懸崖上向外伸出的巖石。