YOU SAID:

その人は日本人ではないと思います。

INTO JAPANESE

その人は日本人ではないと思います。

BACK INTO ENGLISH

I don't think he is Japanese.

INTO JAPANESE

帰ってこないと思う

BACK INTO ENGLISH

I don't think he is.

INTO JAPANESE

帰ってこないと思う

BACK INTO ENGLISH

I don't think he is.