YOU SAID:

If the duck dont quack the bill dont pay

INTO JAPANESE

アヒルがしゃがみ込まなければ、請求書は支払わない

BACK INTO ENGLISH

If the duck does not crouch down, the bill will not be paid

INTO JAPANESE

アヒルがしゃがみ込まなければ、請求書は支払われません

BACK INTO ENGLISH

If the duck does not crouch down, the bill will not be paid