شرکت در آزمون آنلاین زبان انگلیسی 1 - زبان انگلیسی 1 | آزمون شماره 13241

Ancient scientists usually travelled to different places and experienced different things so that they could ......... a deeper knowledge of the world and creation.

What does paragraph 1 mainly discuss?

. Having repeated the passage over and over again , Reza could recite it all by ............... without knowing what it meant