used when you are emphasizing that sb is very excited about sth or keen to do it :
The children can't wait for Christmas to come.
I can hardly wait to see him again.
used when you are emphasizing that sb is very excited about sth or keen to do it :
The children can't wait for Christmas to come.
I can hardly wait to see him again.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005