English is one of the official languages in the world today. It isthe language of international business, science, and technology, and it isessential for non-English major students to have a good grasp of the Englishlanguage. Using English fluently with proper vocabulary helps them not only beconfident in international communication, but also succeed in their studies andget a good job after college. To most non-English major students of HaiphongUniversity, however, English is something difficult to master due to the lack ofvocabulary. They find it hard to express what they want to say even in dailysimple communication situations. The target of the article is to investigate thecurrent situation of learning vocabulary, and suggest some ways to achievebetter effect.