@farmerman,
Ive alwys said that oristar had best learn and recognize that American ENglish is mostly colloquial and often vulgar in daily use. It only becomes formal when people pay to hear you.
To learn the use of daily English I submit that she should spend time reading Sports writing .MOST of these US sports writers(IMHO) demonstrate well honed skills in language use for communication and most importantly, to maintain interest by the reader.
Alredy this morning I read a news report of last night's Super Bowl game as finally having "Stuck- it- to" Mr Brady