Welcome, if you are new no problem, when you will ask question user will help you.
If you got MMM 17 in that you will have soundpool Techno Trance. If you will use that you can make music. There are two methods you can use. First method is first click on Techno Trance Soundpool on the left then on the right side choose insutruments one by one such as Bass, Drum etc. If you click any of the instrument it will be played, if you like the sound just drag that part on the arranger. Keep doing same for other instruments. You will have to compose very thing manually. Unless you learn this method is painful.
Second method is the fastest and easiest way by using Songmaker.
But it could be difficult to just read this plain text you might be thinking how to make music? no problem just follow images and text in the given Pdf tutorial and you sooner you will be making music.