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nicely; properly; well; skillfully; skilfully
frequently; often
I'm glad that you ...; thank you for ...
(you have) quite the nerve to; I don't know how you can ...
よく聞いてください。
Please listen carefully.
よく来てくれました。
Thank you for coming.
子供の頃はよくここで遊んでいた。
When I was a child, I used to play here often.