The gang helps Sumika design some "pop" signs to draw attention to their favorite books in the library.
I bet you haven't even read that.
.لا بدّ وأنّك لم تقرئيه حتّى
Das hast du doch
eh nicht gelesen.
Dudo que lo leyeras.
Dudo que lo hayas leído.
Scommetto che non l'hai letto.
Aposto que nem leu esse.