YOU SAID:

School is awful if it is not a shop weak.

INTO JAPANESE

学校は弱い店でない場合はひどいです。

BACK INTO ENGLISH

If the school is not a weak store is awful.

INTO JAPANESE

学校は弱いストアではない場合は、ひどいです。

BACK INTO ENGLISH

If the school is not a weak store is awful.