Modal Adjuncts

	Type	Meaning	Examples
I	probability	how likely?	probably, possibly, certainly, perhaps, maybe
	usuality	how often?	usually, sometimes, always, (n)ever, often, seldom
	typicality	how typical?	occasionally, generally, regularly, for the most part
	obviousness	how obvious?	of course, surely, obviously, clearly
II	opinion	I think	in my opinion, personally, to my mind
	admission	I admit	frankly, to be honest, to tell you the truth
	persuasion	I assure you	honestly, really, believe me, seriously
	entreaty	I request you	please, kindly
	presumption	I presume	evidently, apparently, no doubt, presumably
	desirability	how desirable?	(un)fortunately, to my delight/distress, regrettably, hopefully
	reservation	how reliable?	at first, tentatively, provisionally, looking back on it
	validation	how valid?	broadly speaking, in general, on the whole, strictly speaking, in principle
	evaluation	how sensible?	(un)wisely, understandably, mistakenly, foolishly
	prediction	how expected?	to my surprise, surprisingly, as expected, by chance

(Halliday & Matthiessen 2004: 82)