Step 1: How to Edit sound with Roxio.
Step 2: It may look like the image shown below. I used Roxio 7.0.

Step 3: Browse to the audio source, in my case it was a CD. Select and insert the track you want to edit.

Step 4: Using the top channel handle, you may select the segment of the track to be added, extracted or deleted from the whole track.

step 5: You may play back the selected.