Topics of this game:
- In a war of _____________, each side tries to wear the other side down by constantly attacking and causing the enemy to suffer heavy losses.
- When World War I ended, over nine__________ soldiers had died in battle.
- _________-__________-__________ separated enemy trenches.
- Allied troops on the __________ ________ were in a standoff with German troops.
- __________ dropped bombs from the sky.
- Airplanes armed with __________ ___________ fought each other in the sky.
- _________ ________ _________ lasted from 1914 until 1918
- Armored __________ could move across barbed wire.
- Soldiers lived in the ___________.
- U-boats were used to __________ enemy supply ships.
- Germany and Austria-Hungary made up an alliance called the ____________ Powers.
- Great Britain, France, and Russia made up an alliance called the _________Powers.
