It was not until late in the evening _____ her husband arrived home .
___ that the government can lead them out of the financial crisis, people are optimistic about the future of the country.
The number 9.11 is a special number, , I think, that will be remembered by the Americans forever.
_________ difficult the task may be, we must finish it on time, because we can’t meet such a precious opportunity _______ we have expected.
_______ on the top of the hill is a monument, dating back to hundreds of years ago.
I wanted to catch early train, but couldn’t get ride to the station.