The easiest method is just to drag+drop the SHP file into the editor. (Example image at bottom)
If you want editable CAD entities, then start here with MAPIMPORT:
Hi @Anonymous ,
It's the same. must have overlooked
What do you expect to have after you have successfully imported?
Will it be a terrain surface? Polylines/outlines of wetlands? Do you expect data records to be attached to those polylines? Do you need to label database information on the map?