Flown for Flowed
The river has flown over its banks.
The river has flowed over its banks.
Flee, fled, fled is formal but we still use it to mean to run away: We flee from danger Float, floated, floated means to stay on the surface of water or other liquid: Ships float on the water.
Tips to succeed in Presentation
If you find yourself running out of time, either drop or briefly summarize any leftover material. If your presentation includes a discussion period, gesture at the points you havent fully covered and suggest them as things that could be discussed later.