used to express disapproval, surprise or shock, especially at changes in people's attitudes or behaviour :
When I listen to the news these days, I sometimes wonder what the world is coming to.
used to express disapproval, surprise or shock, especially at changes in people's attitudes or behaviour :
When I listen to the news these days, I sometimes wonder what the world is coming to.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005