- 這個練習真是你自己做的嗎?
Are you sure you did this exercise by yourself?
- 他知道自己做錯了。
He knew that he had done wrong.
- 她應該自己做作業。
She should do her homework herself.
- 他堅決認為自己做對了。
He insisted that he had done right.
- 我真喜歡你的頭髮樣式。是你自己做的嗎?
I just love your hair that way. Did you do it yourself?