YOU SAID:

It had been sixteen days since the zombies first attacked.

INTO JAPANESE

ゾンビが最初に攻撃されてから16日が経っていました。

BACK INTO ENGLISH

It's been 16 days since the zombies were first attacked.

INTO JAPANESE

ゾンビが最初に攻撃されてから16日が経っています。

BACK INTO ENGLISH

It's been 16 days since zombies were first attacked.

INTO JAPANESE

ゾンビが最初に攻撃されてから16日が経っています。

BACK INTO ENGLISH

It's been 16 days since zombies were first attacked.