Reading your presentation from a sheet is a classic mistake made by students presenting. If you read from your notes your voice will not carry, you will look unprepared and you won't be able to make eye contact with your audience. You must not read directly from your slides either!
1. Choose a passage of text that's roughly 100 words long. (this can be anything at all)
2. Read this passage aloud and then think about the following:
Can you see that reading isn't the same as speaking?