علام تبنين تلك الفرضية؟alâma tabnîna tilka l-fardiyyah?What do you build that hypothesis on?Breakdown of علام تبنين تلك الفرضية؟الaltheتلكtilkathat (feminine/non-human plural)بنىbanâto buildعلامalâmaon whatElon.io is an online learning platformWe have an entire course teaching Arabic (Modern Standard) grammar and vocabulary.Start learning Arabic (Modern Standard) now