... been employing in foreign language teaching in Vietnam is also introduced in this part. After that a brief background setting to the quasi-experiment relating to teaching and learning vocabulary ... a means to link four skills, namely speaking, writing, listening, and reading and without vocabulary we cannot transfer exactly what we want to say to the listeners. As a communication instrument ... vocabulary involves far more than looking up words in a dictionary and using the words in a sentence. Vocabulary is acquired incidentally through indirect exposure to words and intentionally through...