YOU SAID:
Pull the covers tight the world could be freezing
INTO JAPANESE
カバーをきつく引っ張ると、世界が凍りつく可能性があります
BACK INTO ENGLISH
Pulling the cover tight can freeze the world
INTO JAPANESE
カバーをきつく引っ張ると世界が凍る可能性があります
BACK INTO ENGLISH
Pulling the cover tight can freeze the world
That didn't even make that much sense in English.