There are a variety of gap-filling and sequencing activities.
Here's a link to the TaskMagic3 Mix&Gap file - mtx3 - from which the pdfs were printed. It provides access to loads of interactive exercises. (Requires TM3)
See this video tutorial on getting started with Mix and Gap and an introduction to the automatically generated exercises in Mix and Gap:
See this video tutorial which gives a brief introduction to the 7 non-auto-generated exercises in Mix and Gap:
SEE THESE DETAILED VIDEO TUTORIALS on all aspects of creating your own Mix and Gap files to exploit all sorts of texts in TaskMagic3 (by creating interactive exercises and worksheets).