Planning - Script Writing

In class, we have begun to analyse the art of script writing, in preparation for the script we will be writing for our 2 minute film opening.
Script writing has a certain format which must be followed, in order to get a realistic view of how long the film will be, and for it to be clear and easy to follow.
Here is an example of the format for which to follow when writing a script:

Our first attempt at script writing was to produce the first minute of our 2 minute film opening. Problems I found when writing my script was keeping to this format, which is arguably the most important aspect. I had to keep referring to an example. However I feel that this is something which I will be able to overcome with practice.