by himself

例句：

1. John managed to repair his car by himself.
   約翰設法獨力修理自己的汽車。
2. He lives all by himself in that large house.
   他獨自一人住在那所大房子裡。
3. John fixed the tape recorder by himself.
   約翰靠他自己修理錄音機。
4. His poor handwriting can not be read by himself.
   他糟糕的筆跡無法被他本人所辨認。
5. He is calmest (=very calm) when he is all by himself.
   他一人獨處時極為平靜。
6. He made a barrel with staves by himself.
   他自己用桶板做了一隻桶。
7. His new house was built by himself, brick by brick.
   他的新房子是他自己一塊磚一塊磚砌起來的。
8. The orphan at an early age had to deal with all problems of life by himself.
   那個孤兒年歲很小就要單獨解決問題。