He ____ the cave before the police arrived, but he failed.
With drink and food ____, the prisoner had to walk out of the cave where he was hiding.
That’s such a well-known place______everyone wants to visit______ we can find it in the map of the world.
31. 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.