How to Say "I didn't sleep." in Korean? - 안 잤어요.

"I didn't sleep." in Korean is 안 잤어요. (an jasseoyo)

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• 했어요. (haesseoyo) - I did it.
• 안 했어요. (an haesseoyo) - I didn't do it.
• 아직 안 했어요. (ajik an haesseoyo) - I haven't done it yet.
• 숙제 (sukjje) - homework
• 숙제 했어요. (sukjje haesseoyo) - I did my homework.
• 숙제 안 했어요. (sukjje an haesseoyo) - I didn't do my homework.
• 아직 숙제 안 했어요. (ajik sukjje an haesseoyo) - I haven't done my homework yet.
• 요리했어요. (yorihaesseoyo) - I cooked.