Thursday, 20 December 2012

Prepositional Phrases Vs Non-Finite Clauses [Diagnostics]

Halliday & Matthiessen (2004: 360):
There is in fact an area of overlap between prepositional phrases and non-finite clauses; some instances can be interpreted as either, and some non-finite verb forms can be classified as prepositions, for example regarding, concerning, including.  In principle, a non-finite clause implies a potential Subject, whereas a prepositional phrase does not; but the prevalence of so-called ‘hanging participles’ shows that this is not always taken very seriously … .  More significant is the fact that non-finite clauses are clause; that is, they can be expanded to include other elements of clause structure, whereas prepositional phrases cannot.