YOU SAID:
I don’t know I don’t speak Chinese
INTO JAPANESE
中国語が話せないのは知らない
BACK INTO ENGLISH
I don't know I can't speak Chinese
INTO JAPANESE
中国語が話せない
BACK INTO ENGLISH
I can't speak Chinese
INTO JAPANESE
中国語が話せません
BACK INTO ENGLISH
I can't speak Chinese
That didn't even make that much sense in English.