fighting and killing
Hydropower creates electricity.
the hydropower was used by greeks and in 250 b.c
In Washington!
yes
yes
We all overcome obstacles.
what was the obstacles Oprah Winfrey had to overcome to reach her goals
He never had to overcome and obstacles/tough situations thought his life.
obama obstacles he overcome
He had to overcome very hard obstacles like slavery and segragation
It does not tell if Barbara Park had to overcome any obstacles but I think she had to overcome a awful lot of obstacles such as, she was preferably scared because she did not know what to write ,and when she did find out what she wanted to write she did notthink it was correct.
Drinking
him
yes
Please rewrite your question we don't know what obstacles you ask about.
Lots