YOU SAID:

i have to go to the bank today. maybe i might catch some fish

INTO JAPANESE

今日は銀行に行かなければなりません。多分私はいくつかの魚を捕まえるかもしれません

BACK INTO ENGLISH

I have to go to the bank today. Maybe I will catch some fish

INTO JAPANESE

今日は銀行に行かなければなりません。多分私はいくつかの魚を捕まえるでしょう

BACK INTO ENGLISH

I have to go to the bank today. Maybe I will catch some fish