YOU SAID:

I've been running all my life

INTO JAPANESE

私は一生走ってきた

BACK INTO ENGLISH

I have been running for a lifetime

INTO JAPANESE

私は一生走り続けています

BACK INTO ENGLISH

I've been running for the rest of my life.

INTO JAPANESE

私は一生走ってきました。

BACK INTO ENGLISH

I've been running all my life.

INTO JAPANESE

私は一生走ってきました。

BACK INTO ENGLISH

I have been running all my life.

INTO JAPANESE

私は一生涯彼の大ファンでした。

BACK INTO ENGLISH

I have been his greatest fan all my life.

INTO JAPANESE

私は一生涯彼の大ファンでした。

BACK INTO ENGLISH

I have been his greatest fan all my life.