my friend returned my book back tome改错

At last Tom returned my lost book back to me.(改为正确的句子) 改错：I have returned back to my motherland.Thanks to your help 改错 Tim didn't return back my book on time . get my book back My friend like sweets 改错 改错 My friend is a ture friend 为什么that is my book.plese()it tome括号里填give they are my friend和these are my friend改错 book is my friend作文短点短点 my brother hasn't been back yet.=my brother hasn't returned Has he returned back yet?改错句 Most of my friend are student 改错