IN THE PAST FEW DECADES, COMPUTER-ASSISTED LANGUAGE Instruction (CALI), or Computer-Assisted Language Learning (CALL), has been of interest because of its potential for providing individualized instruction. Interactivity between the computer and the learner is one of the important elements in CALI. Compared to a traditional textbook or workbook, a CALI program can provide immediate feedback on ...

Computer assisted language learning (CALL) systems are used by people to learn a language. CALL systems have provided a number of advantages for language learning such as their ability to provide consistent and flexible corrective feedback during the learning process. This feedback is expressed as information about what is ungrammatical or unacceptable in a target language. This paper presents ...