Grammar practice activities for intermediate and upper-intermediate students(Student's Book) Grammar practice activities for intermediate and upper-intermediate students(Teacher's Book) Use of English：Grammar practice activities for intermediate and upper-intermediate students(Student's Book) Use of English：Grammar practice activities for intermediate and upper-intermediate students(Teacher's Book)．Teacher's book A Grammar Practice Book for Elementary to Lower-intermediate Students of English Ideas：Speaking and Listening Activities for Upper-Intermediate students．Student's Book