1 .		Since early times, humans have used energy from various sources to assist them in performing difficult tasks of their lives.
2 .		Animals such as donkeys or camels have been used to help humans with the task of carrying heavy objects.
3 .		I haven't lived in Minnesota since I was a child.
4 .		When I was born, my family had house on Minnehaha Avenue.
5 .		From time of the Romans, aqueducts have been built to capture the natural power of water.
6 .		The University of Minnesota is located in the center of busy metropolitan area.
7 .		The state has vast business resources: for example, companies such as 3M and St. Paul Company are located there.
8 .		The companies offer excellent variety of programs to the university community.
9 .		Grand Casino is located near Mille Lacs Lake.
10 .		The lake is owned by tribe of Native Americans.