Sam has been appointed _______ manager of the engineering department to take ____ place of George.
When the newspaper boy got to a blue door, __________, which frightened him away as fast as possible.
When the clock_________ twelve, all the lights went out.
The man pulled out a gold watch, ______ were made of small diamonds.
Though I am improving in my study, I still have a long way to go _____some of my classmates.
No one hopes the two countries will be at ________ war, because ______ peace is what everyone wants.