classes:  lecturer. She teaches very enthusiastically, lectures easily understandable, always solves all questions in detail, specifically.  curriculum. She teaches very enthusiastically, lectures easily understandable, always solves all questions in detail, specifically.  facility. She teaches very enthusiastically, lectures easily understandable, always solves all questions in detail, specifically.  general. She teaches very enthusiastically, lectures easily understandable, always solves all questions in detail, specifically.