Basic Usage:
* She maintained her composure despite the chaos around her.
* He lost his composure and shouted at the referee.
* The speaker's composure was impressive, even when faced with difficult questions.
Adding Detail:
* Despite the harrowing experience, the pilot kept his composure and landed the plane safely.
* Her composure was a facade; she was terrified inside.
* It took several deep breaths for him to regain his composure after the accident.
Figurative Language:
* The storm threatened to shatter the composure of the city.
* Her words were like a balm, calming the composure of the room.
More Complex Sentences:
* The sudden announcement threw everyone into a state of disarray, except for the CEO, who held his composure with steely resolve.
* Even though she knew the answer was wrong, she answered with composure, hoping to buy some time.
* His composure was legendary; even under the most intense scrutiny, he remained calm and collected.
Remember that the best way to use "composure" in a sentence is to consider the context and what you want to convey.