Write the following list of characters into a correctly formed sentence: Overthenexttwentyyearshewaspostedtoavarietyofdifferentplaceswherehewasinvolvedinengineering,instructuraldesign,fortifications,soilmechanics,andmanyotherareas.
Over the next twenty years he was posted to a variety of different places where he was involved in engineering, in structural design, fortifications, soil mechanics, and many other areas.