—John has put forward _______ most challenging question for us to answer. —Yes, it really is. I have never heard _______ harder one.
There is little chance that we will manage to change the law. , it is important that we try.
----He was nearly drowned once . ---- When was ______? -----_____ was in 2000 _____he was in middle school .
It is not rare in_____ that people in ______ fifties are going to university for further education.
--- Jones! Roy has broken the glass. --- Such things happen.
We were in ______ when we left that we forgot the airline tickets.