While traveling, whether on business or for _____ , you often need to stay in a hotel.

—Can you hit that bird with your gun, Tom?—No！It is out of the ________of my gun.

 It is a fact that there is a (n) _______ towards regional cooperation.

Finding information in today’s world is easy．The_______is how you can tell if the information you get is useful or not。

There is a growing______for people to work at home instead of in offices.