I need to get in line for the concert.

We have to draw a line somewhere.

I go down the line for my favorite sports team.

Somewhere down the line, we lost touch with each other.

His actions are very much into line with his words.

He was the first to cross the finish line.

The International Date Line marks the boundary where each calendar day begins.

The Mason Dixon line separates the northern and southern states in the United States.

The second last line of the poem was the most impactful.

As a teacher, it's my job to keep the students in line.