YOU SAID:

I still will not do it when pigs fly. OMG a pig just flied

INTO JAPANESE

豚が飛ぶときはまだやらない。 OMG豚が飛んだ

BACK INTO ENGLISH

Don't do it yet when pigs fly. OMG pig flew

INTO JAPANESE

豚が飛んでいるときはまだやらないでください。 OMG豚が飛んだ

BACK INTO ENGLISH

Don't do it yet when the pig is flying. OMG pig flew

INTO JAPANESE

豚が飛んでいるときはまだやらないでください。 OMG豚が飛んだ

BACK INTO ENGLISH

Don't do it yet when the pig is flying. OMG pig flew