Who do you think _____ for the failure of their marriage?
The cost of sales makes up a large part of the prices that _____.
The captain stood by the window, _____ he could see the top of the tower.
That was the only gate _____ we could rush out and save those _____ were in great danger.
All of the flowers now raised here have developed from those _____ in the forest.
On the table she found a piece of paper _________some puzzling secret codes.