Mrs Green was so pleased ____ her daughter won the first place in the singing competition.
My calculations were based on the ________ that house prices would remain steady.
You are saying that everyone should be equal, and this is ___ I disagree.
Her parents objected to _________ that farmer, though he was very rich.
Scientists have achieved a major ___ in the search for a cure for cancer, ____ is good news for those who suffer from cancer.
—Mary was being badly treated when John happened to pass by and helped her out.—I think it was not a pure ________but had been well planned.