if not

1. 我可能溺死了，若非他救了我。
   Had he not saved me, I might have been drowned.
2. 若非認識我們這位好朋友，我們的生活一定十分不妙。
   Our lives would have been greatly impoverished, if we had not known our dear friend.
3. 我會寂寞，若非有鳥也有花。
   I should be lonely, were it not for the birds and the flowers.
4. 若非有他的幫助，我就不能完成這件工作。
   Were it not for his help, I could not finish the work.
5. 若非科學(xué)，我們無法過著舒適的生活。
   Were it not for science, we could not live a comfortable live.

若的英語翻譯：

非的英語翻譯：