reasons that impact on their poor English performance. Data were drawn from the question “Why Lao students weak in English?”. This question was administered to 30 English students-teachers in order to respond with their own views. Each respondent listed ten reasons that mentioned why students are poor in English language performance. Based on the findings of this research, main causes have been included namely: first, the majority of students stated that the English teachers are not well-trained; for instance, they use Lao language when teaching, so they cannot perform well to attract the interest of the student. Secondly, students lack of English foundation background