Patent US 8,328,558

In a method for teaching a vocabulary, a computer receives a user selection of a chapter from a plurality of chapters in a Chinese-English textbook, a user selection of a language in which to display questions in a user interface, wherein the language in which to display the questions is one of English, Simplified Chinese, Traditional Chinese, and Pin Yin, and a user selection of a language in which to receive answers to the questions in the user interface, wherein the language in which to receive the answers is another of the one of English, Simplified Chinese, Traditional Chinese, and Pin Yin. The computer determines a question including a vocabulary word in the chapter and in the language in which to display the questions. In response to receiving an answer to the question in the language in which to receive the answers, the computer determines if the answer is correct.