if only的用法和樣例：
例句
- Success is mine if I stick it out.
只要我堅持到底成功就是我的。 - If only you practise, you could form any habits.
只要常做，就會成習慣。 - If only I would have a good chance to study German.
但願我將能得到一個學習德語的機會。 - If only he could conceal his part in the accident.
但願他會隱瞞他在事故中也有份兒。
辭彙搭配
- if … only 我願
