重点讲解：
1. end up 最终；结果；到头来；
例句：Every time they went dancing they ended up in a bad mood.
每次他们去跳舞，都会不欢而散。
2. in the process of 在…的过程中；正在做；
例句：Her novel is in the process of being turned into a television series.
她的小说正被拍成电视连续剧。
3. a couple of 两个；几个；
例句：I think the trouble will clear up in a couple of days.
我想问题几天内就会解决。
4. just the thing 正是所要的；正是所需的；
例句：Kiwi fruit are just the thing for a healthy snack.
猕猴桃正是健康的小点心。
