I think English is good,you don't know who is what meaning改错

I think English is good,you don't know who is what meaning改错 改错：I don't think English is as hard Maths. i don't know what this is.do you know who the girl standing I don,t think my english is good ,I don't think who I am,but I don't know you what things? i don't know What class is she in 改错 I don't know what is your think的意思 I DON'T KNOW WHAT THE MEANING OF THE WORD IS.这种句子是什么句? i don't know who are you and what you believe,but i think yo 改错i think this is a good book.i don't think it Don't you think Nick is a good student?I don't think so.为什么不 I don`t know who invented the telescope,but I think it is a