

요즘 잘 지내요?
[jot͡ɕɯm t͡ɕal t͡ɕinɛjo?]
Are you doing well these days?
어젯밤에 잘 잤어요?
[ʌt͡ɕetp͈ame t͡ɕal t͡ɕas͈ʌjo?]
Did you sleep well last night?
저는 수영을 잘 못해요.
[t͡ɕʌnɯn sujʌŋɯl t͡ɕal motʰɛjo.]
I can't swim very well.
"잘" is in the lesson "Adverbs 5" (Level 41), along with 10 other useful words. LinDuo has 180 topic lessons like this one, 2,380 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.