Recently, there a boom in population movements.
We will visit Europe next year ______ we ________ the money.
You can make a _______ on your insurance policy for your loss in the fire.
I am __________ being treated as a child since I have been over 18.
The best ways to go to this small town ____ by bus _____ by bicycle.
Parents always _______ great improvement in study ______their children.