YOU SAID:

Bobby sat down on the couch

INTO JAPANESE

ボビーがソファに座ってください。

BACK INTO ENGLISH

Bobby, sitting on the couch.

INTO JAPANESE

ボビーは、ソファに座って。

BACK INTO ENGLISH

Bobby is sitting on the couch.

INTO JAPANESE

ボビーは、ソファに座っています。

BACK INTO ENGLISH

Bobby is sitting on the couch.