When the evidence was thin, the defense lawyer decided to clutch at straws and called a last-minute witness.

The sergeants-at-arms ensured that the assembly hall remained secure during the heated debate.

As the debate grew heated, the sergeant-at-arms stepped forward to restore calm.

Because the new ramp makes the entrance come-at-able, everyone can enter the building.

He rebuilt the antique clock one step at a time, careful not to damage any tiny gears.

This building, at one time, housed a bustling theater, but now it's a bookstore.

Please hand me the books one at a time so I can organize them properly.

She juggled answering emails and preparing the presentation at the same time.

She prefers to study two chapters at a time to retain more information.

After being excluded from the meeting, she plotted a subtle way to get back at her coworkers.