Five athletes competed_____ the gold medal _____ each other _____ the 100-meter dash.
I found the cat _____ under the bed, who had caught a mouse.
Those _____ to go to the exhibition should inform the office.
There were many more people who got injured in the big fire than _______.
_____ of water makes Death Valley a desert, but it is by no means devoid.
There are some police cars in front. What do you suppose _____?