Examples of using "よく聞きなさい。" in a sentence and their english translations:
Listen carefully.
Listen carefully to what I say.
- Listen carefully.
- Listen closely.
You must attend to what she says.
Listen to me carefully.
Listen carefully to what I am going to tell you.
Be quiet and listen to me.
Listen to the facts relative to the issue.
- Listen carefully.
- Listen carefully!
Listen to me very carefully.