In the search results provided, there was some information related to " sound effects of a group of people cheering." Based on this information, we can conclude that we can find sound effects of a group of people cheering on websites such as Taosheng, Erling, and Freesound. These sound effects could be used in sports events, competitions, performances, and other scenes to increase the atmosphere and boost morale. The specific sound files could be downloaded from the relevant websites.
One way to incorporate sound effects in a novel is to use onomatopoeia. Words like 'crash', 'bang', or 'hiss' can give the reader a sense of the sounds. Also, you could set the scene with details that imply sounds, like 'The silent forest was suddenly disrupted by the sharp cry of a bird.'
To write a sound effect in a story, try to incorporate sensory details. Say something like 'The sharp crack of the branch breaking startled her' or 'The soft purring of the cat soothed his nerves'. Also, consider the context and the mood you want to create with the sound.
To add a sound to a story, you could record your own sounds with a microphone and then incorporate them. Or, look for royalty-free sound libraries. Make sure the sound matches the mood and theme of your story. It's all about creating that immersive experience for the readers or listeners.