Question

There we found one lion lying near the river, a

Answer 1

A

考查代词：one泛指前面的可数名词单数，the one特指可数名词单数，the other特指其他的，another tiger另一个老虎，句意：在那里我们发现了一个老虎躺在河边，一只在树下。One指代a tiger。选A。