Before Eragon quite knew where he was, the trees became more numerous and then thickened into a wall.

Among our neighbors, a tree was becoming a modest starting point for Christmas decorations.

The trees had become in- conveniently far apart even before they entered the tunnel.

The farther we drove, the thicker the trees became, and the less obvious the track.

"If I obey quickly, the tree becomes like this," and she put her hand close to the ground.

The strong winds cause some trees to become almost horizontal with their branches all growing in the same direction near the ground.

These dead trees become a dry ladder fuel to accelerate the fire to the crown of the tree.

Those fauns who chose to associate with trees became deeper yet, but still were not by any means really serious people.

The taller trees became thicker and the ground more open as they progressed.

The trees became larger and older, growing closer together.