YOU SAID:

if he jumped off a bridge would you?

INTO JAPANESE

もし彼が橋から飛び降りたら、あなたはそうしますか?

BACK INTO ENGLISH

If he jumped off the bridge, would you do so?

INTO JAPANESE

もし彼が橋から飛び降りたら、あなたはそうするだろうか?

BACK INTO ENGLISH

If he jumped off the bridge, would you do it?

INTO JAPANESE

もし彼が橋から飛び降りたら、あなたはそれをしますか?

BACK INTO ENGLISH

If he jumped off the bridge, would you do it?