英语高手来帮我看下这段话有没有语法错误~Actually,at first,I like him.At that time I thougt he is so much different from the other presidents of America.I believed he would make the change and take the change to America,even to all over the world.But now,I think people are disappointed by him at some degree.People haven’t seen that difference he said in his speech.But what I learnt from abama is daring to challenge and trusting myself.

写的很好呐，看了四五遍没看出语法有何不妥的，挺厉害的水平 ~~
三楼的吹毛求疵了~~

看看括号里的
Actually, at first, I like（ed） him. At that time I thougt he is（was） so much（删除much） different from the（删除the） other presidents of America. I believed he would make the change and take(bring) the change to America, even to all over（删除all over） the world. But now, I think people are disappointed by him at(to) some degree. People haven’t seen that difference he said in his speech.
But what I learnt from abama is daring to challenge and trusting myself.（But What I've learnt from Obama is self-confidence and daring to challenge.）

取消括弧内的字Actually,at first,I liked (like) him.At that time I thought (thougt) he was (is) so much different from the other presidents of America.I believed he would make the change and take the c...

Actually, at first, I liked him. At that time I thougt he was so much different from the other presidents of America. I believed he would make the change and bring the change to America, and even to all over the world. But now, I think people are disappointed by him to some degree. People haven’t seen that difference he mentioned in his speech.
But what I learnt from Abama is daring to challenge and trusting myself.
总体写得非常好，我尊重你写的，只是做了一些时态上的改正。