Boy's mind raced fast.

Meaning: This sentence tells us that the young male child's part of a person that thinks, feels, and remembers moved or traveled quickly at a high speed.

Choice of Words: Boy's is the possessive form of the noun "boy", which means a young male child. Mind is a noun that refers to the part of a person that thinks, feels, and remembers. Raced is a verb that means to move or travel quickly. Fast is an adjective that means moving or happening at a high speed.

Alternative Expressions

The boy's mind was racing fast.

Meaning: This means that the boy was thinking very hard and quickly about something.

Choice of Words: **Racing** means moving very quickly, like a car in a race. **Fast** means at a high speed. When we say "racing fast," we mean that the boy's mind was working very quickly.

The boy's mind was going at lightning speed.

Meaning: This means that the boy's mind was working very, very quickly, like lightning.

Choice of Words: **Lightning** is a very fast natural phenomenon. When we say "lightning speed," we mean that something is moving extremely quickly. **Going** is a verb that means moving from one place to another.

The boy's mind was a whirlwind of thoughts.

Meaning: This means that the boy was thinking about many different things at once and his mind was very busy.

Choice of Words: **Whirlwind** is a strong wind that spins around very quickly. **Thoughts** are ideas or things that you think about. When we say "whirlwind of thoughts," we mean that the boy's mind was filled with lots of different thoughts that were moving around very quickly.

Related Expressions