Here's an example of how we correct emails that we receive and how that helps students correct common mistakes before they become bad habits. It also helps them begin to 'think in Indonesian', rather than 'thinking in English'. It's also super useful for us to collect such 'mistakes' so that we can show others, thus avoiding problems in advance.
The audio player will stay in view as you scroll down following the text. Press 'Ctrl' for 'pause/play' and you can also use the 'slider' to 'slow down' the audio in order to help you catch what is being said. This was a 'first try' recording the process with Pak Keban and unfortunately his voice is rather soft. We've fixed that 'technical problem' now. :)