This is my book.It＇s an English b__.Its name i___ “Go for it”.I also have a n___.I have a b___.I often play it with my best friend.I have a pencil b___,too.In m___ pencil box,I have a___ eraser.I have a r___,a pen a___ a pencil.（请帮我填一下缺的部分,