回答
2022-07-22 15:19:19
Kevin@MusicoLingo
No offense, but you might be mistaken. This Q&A site is for questions on English. Not Japanese.
That said, I would like to help, but I honestly do not know the answer to your question. I can put the numbers in the right order (2-1-4-3), but the sentence still needs a word before が.
手紙を 出す前に (…) が できます。
(You/we) can (…) before sending a letter.
I have no idea what (…) would be.