In recent years, the studies on the difficulties in conversational English to help motivate learners' participation and cooperation in learning foreign languages have been popular among educational researchers in the world and Vietnam. However, whether these innovative activities really enhance students' competence in oral communication in the Northern Mountainous region of Vietnam like in Thai Nguyen province has not been fully investigated by researchers. Therefore, this paper introduces a study on the difficulties in conversational English of the first year students at Thai Nguyen University of Agriculture and Forestry: basic for the development of enhancement activities of the academic year 2013-2014. It was descriptive method type of research since it involved the gathering of information about the present conditions. It described the nature of the situation as it existed at the time of the study. It explored the causes of difficulties of the first year students in conversational English. The main source of data was the questionnaire to be developed by the teacher.