英语短文改错,快

题目

英语短文改错,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.

答案

1.morning 那个是打错了把?
2.去掉join后的in
3.Eleven thousands students 改成Eleven thousand students
4.a active part of 改成 an active part in
5.was holding 改成 was hold
6.we were spend 去掉 were
7.help us 改成 helps
8.more efficient 改成 more efficiently