YOU SAID:

I am now in the process of replying to the e-mails that I haven’t been able to handle in the last months

INTO JAPANESE

私はここ数カ月間で処理することができなかった電子メールに返事を書いているところです。

BACK INTO ENGLISH

I have been replying to emails that could not be processed in the last few months.

INTO JAPANESE

私は過去数ヶ月間に処理することができなかった電子メールに返信しています。

BACK INTO ENGLISH

I have been replying to emails that could not be processed in the past few months.

INTO JAPANESE

私は過去数ヶ月間に処理することができなかった電子メールに返信しています。

BACK INTO ENGLISH

I have been replying to emails that could not be processed in the past few months.