He took a deep breath and started walking.

Meaning: The boy grasped or held the air that he took into and let out of his lungs far down or inward, and began moving forward by putting one foot in front of the other.

Choice of Words: Took means to grasp or hold something. Deep means extending far down or inward. Breath is the air that you take into and let out of your lungs. Started means to begin doing something. Walking means moving forward by putting one foot in front of the other.

Alternative Expressions

Related Expressions