How Does John Marsden Use Language Techniques In So Much To Tell You

In John Marsden's novel, 'So much to tell you' he uses a variety of techniques to illustrate the main character Marina's, growth and change. The author traces her progress from being isolated to how she heals and develops with the help of her friends and teacher.

When the diarist first started at Warrington High she isolated herself, “people whisper, talk, pass messages, exclaim out loud when they make a mistake. They do not whisper or pass messages to me,” She did not participate in with the other girls; "But I sat under a tree outside the court and watched." Marsden has used several metaphors to emphasize Marina’s skittish and antisocial behaviour “I gave my famous impression of a cockroach and that put them off without much trouble.”
It is very plain, brown, with three shelves facing [her], for books. One of the shelves is full of textbooks; another one has some writing paper and pens; the third one, the bottom one is empty.” “[Marina] uses grey school blankets.”… “The other desks are full of decorations and other colourful things.” “Other beds are covered by doonas that girls have bought from home.” The protagonist’s lifelessness is represented in how she is barren of all personality, when she was first given the journal the narrator wanted it to be “A cold and empty book, with no secrets,” To reflect how she felt