Based on English teaching practice of professional courses for international students in School of Water Resources and Hydropower Engineering of Wuhan University, and the investigation and analysis of the learning present situation of the non-English international students, we discussed the teaching problems in professional courses. At the same time, we pertinently adjusted teaching contents and improved conventional teaching methods. The teaching practice in classes of Angola and Ecuador shows, the teaching adjustments are effective, which can be referenced by the other colleges in similar professional courses teaching practice of non-English speaking international students.