_____ first voyage of the ship ---- Titanic was not ______ success.
That’s such a well-known place______everyone wants to visit______ we can find it in the map of the world.
The Tower of London is _____ the Church tower.
You can hardly imagine the difficulty the woman had _____ her children.
Our class is made up of 54 students, _____ are girls.
It is the prevention of disease______its successful treatment that has led to the rapid increase of the world’s population.