Read the text in details, and try to fill in the blanks.
( ) average, there are 800 tornadoes in the US each year. ( ) about 80 deaths and 1500 injuries. The worst occurred in 1925, ( ) three US states and making 700 people dead and 2700 injured. Hurricanes are strong ( ) storms. They cause ( ) waves, ( ) rains and floods and usually ( ) the east coast of the us from Texas to Maine.