英語短文改錯(cuò),快
In the moring of April29,2008,hundreds of millions of middle schools and universities all over China joined in a national student sports progarm.Eleven thousands students and I in our city took a active part of this porgram .The porgram was holding to call on students to have daily exercise in the hope we will have good health to study and enjoy ourselves.I think that it is a good idea for us students to have daily exercise.Although we were spend an hour a day on exercise,it is very worth it .Taking exercise every day help us build our bodies and keep a clear mind.In this way we can feel energetic and study more efficient.