The couple walked together as far as the second crossing of the street they waved goodbye to each other.
The employee must have been dismissed by the employer last month, ____ he?
____has been said before, it is not easy to learn a foreign language.
Tim Bemers-Lee is generally considered ____ the World Wide Web, on which all the information is shared by all.
Was it in this very room ____ he made up his mind ____ he should break away from his family?
Later they discovered, ____ was news to him, that Pamela was the headmaster’s daughter.