“Alone” 和 “lonely” 都与 “独处” 有关系，但它们的意思和用法并不一样！哪个词既可以作形容词也可以作副词使用？哪个词着重表达人的感受？
用法总结
1. “Alone” 可作形容词用，表示 “独自的，一个人的”。
- I was alone when I got the call.
- He was alone and couldn't find his parents.
2. “Alone” 也可作方式副词，表示 “独自地，一个人地（做某事）”。
- She usually works alone and doesn't like working in teams.
- My uncle lives alone since his partner left.
3. 形容词 “lonely” 则描述一个人的感受是 “孤独的，因独自一人而伤感的”。
- He felt so lonely and like he had no one to talk to.
- I adopted a second dog to act as company for my first. I was worried she was feeling lonely.
