YOU SAID:
My favourite colour is blood.
INTO JAPANESE
私の好きな色は、血液です。
BACK INTO ENGLISH
My favorite color is the blood.
INTO JAPANESE
血は私の好きな色です。
BACK INTO ENGLISH
Blood is my favorite color.
INTO JAPANESE
血は私の好きな色です。
BACK INTO ENGLISH
Blood is my favorite color.
You've done this before, haven't you.