Об­ра­зуй­те от слова IMPRESSED од­но­ко­рен­ное слово так, чтобы оно грам­ма­ти­че­ски и лек­си­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

When we study art history or just human history in general, we usually begin with cave paintings. Cave paintings are the most well preserved documents that can tell us at least something about our long forgotten ancestors. However, animals like deer and horses painted by prehistoric man on the walls of caves often leave us __________________. Mostly because we have seen too many of them in textbooks and they all seem alike.