What would you say?<br/><br/><br/><br/><i>They behaved <b>very rude</b></i><br/><br/>or<br/><br/><i>They behaved <b>very rudely</b></i><br/><br/><br/><br/>I know we need an adverb in the sentence, but this "very rudely" doesn't sound very good, does it? <br/><br/>Thanks in advance!