CONCLUSION
In order to clarify effectiveness of our English conversation mobile learning system for learners’ performance, we
collected response time and answer time as learners’ performance during an experiment and evaluated the data. The
result revealed that the system might be effective for decreasing response time. The reason might be that improving
some of learners’ WTC (“expressing oneself”, “relaxation”, and “fluency”) resulting from the features of the system
might make learners respond more immediately than usual.
We will improve the method for offering interactive English conversation because the response time of both topics
was too long for interactive and natural English conversation. The system needs to set the limitation of response time
for learners and we should consider another method how to accept learners’ speech input.
In addition, we have to improve the method of accepting learners’ speech input and consider another data for
observing learners’ performance instead of answer time.