YOU SAID:
I have not eaten the french fries
INTO JAPANESE
私はフライドポテトを食べていない
BACK INTO ENGLISH
I have not eaten french fries
INTO JAPANESE
フライドポテトを食べたことがない
BACK INTO ENGLISH
I have never eaten french fries
INTO JAPANESE
フライドポテトを食べたことがない
BACK INTO ENGLISH
I have never eaten french fries
You've done this before, haven't you.