Describe people and things that move quickly.

The idea

Use fast before a noun or after be to describe high speed.

Examples

  • The fast cyclist passed the bus.
  • This train is fast.
  • Our new printer is fast.
  • The fast dog caught the ball.
  • A fast boat crossed the lake.
  • The river is fast after rain.

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Watch out

The adverb is also fast: say drive fast, not drive fastly.

Try it yourself

  1. Choose the right word. A car moving at high speed is ___. (fast / slow)

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    fast

    Fast describes a car moving at high speed.

  2. Choose the right word. The ___ runner won the race. (fast / slowly)

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    fast

    Fast describes the runner before the noun.

  3. Choose the right word. The plane flies ___. (fast / fastly)

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    fast

    Fast describes how the plane flies.

Use it today

Describe a fast vehicle and a fast animal.