I have （ a ）best friend.She is kind and warm-hearted,but I'm feeling kind of （ bored） with our friendship .We don't have （much） to talk about （/ ). My mother always （has） good ways to instruct me ,she （says） our friendship is worth（ keeping） .She (advises) me to invite my friends over to play a game ,watch a movie ,or do some activities instead (of ) just sitting and talking,i tried and it actual worked.Now I'm surprised to find that we have a lot (in) common,and we have lots of things to talk about .Thanks to my mother,so our friendship is saved.
括号里的就是改了的,望采纳,祝开心~!