regardless of the circumstances that got me here, it got me here. i don’t think that’s going to happen often. the cabin is quiet, but with the window down, or the radio turned down, i can hear the engine doing it's thing. you want a certified expert who remains present. he seems to be fine with her. he can play almost anything just by ear. this course is organized into five units of study. go to word and phrase and click on ‘frequency list’. 