First, practice your pronunciation clearly. For example, pronounce each word correctly in the story. Second, use proper intonation. Raise your voice at exciting parts and lower it at sad parts. Third, tell the story vividly as if you are really experiencing it.
To speak an English short story well, you need to understand the story deeply. Know the characters, the plot, and the theme. Then, you should use body language while speaking. If it's a happy story, smile; if it's a scary one, make a frightened face. Also, vary your speed. Slow down for important details and speed up for action parts. This will make your story -telling more engaging.
Well, it's important to have a good start. Grab the listener's attention from the very beginning. You can start with an interesting question or a dramatic statement related to the story. Next, when you speak, make connections between different parts of the story. Use words like 'and then', 'but', 'however'. And finally, end the story with a strong conclusion. It could be a moral or a thought - provoking statement. And don't forget to practice a lot so that you can be more fluent and confident when speaking the short story.