YOU SAID:

There's vomit on his sweater already, did you do that?

INTO JAPANESE

彼のセーターにはすでに嘔吐物があります、そうしましたか？

BACK INTO ENGLISH

There is already vomit in his sweater, did you?

INTO JAPANESE

彼のセーターにはすでに嘔吐物がありますか？

BACK INTO ENGLISH

Does his sweater already have vomit?

INTO JAPANESE

彼のセーターにはすでに嘔吐物がありますか？

BACK INTO ENGLISH

Does his sweater already have vomit?