The course comprises a coursebook, a practice book and an audio tape. 该课程包括一本教科书，一本练习册和一盒音带。
This means that when teachers adopt an Oxford coursebook, they can be confident that it has already passed the test where it matters most - in the classroom. 因此，各界教师得以放心选定牛津大学出版社的教科书，因为这些教材都通过了严谨的教室环境测试。
