YOU SAID:

i saw an old man get hit by a train

INTO JAPANESE

私は老人が電車にひかれるのを見た

BACK INTO ENGLISH

I saw an old man being hit by a train.

INTO JAPANESE

私は老人が電車にはねられるのを見た。

BACK INTO ENGLISH

I saw an old man hit by a train.

INTO JAPANESE

私は老人が電車にはねられるのを見た。

BACK INTO ENGLISH

I saw an old man hit by a train.