英语语法请教Book and newspaper are our good teachers and friends

英语作文：books are our good friends and teachers Both books and teachers are good g___ in our study It's good to________ all my teachers and friends again Are David and Liu Tao good friends? I and she are good friends对吗? Mary and Tony are [ ](me)good friends linda and marg are good friends carol and susan are very good friends I and you are good friends. He and I are good friends. 根据首字母填空The teachers and students are l___ friends. the good relationship between us students and our teachers ,