Korean sentences in past tense -했어요.

• 방을 청소했어요. [ bang-eul-cheong-so-hae-sseo-yo ] - I cleaned my room.
• 친구가 전화했어요. [ chin-gu-ga-jeon-hwa-hae-sseo-yo ] - A friend of mine called.
• 어제 빨래했어요. [ eo-je-bbal-lae-hae-sseo-yo ] - I did laundry yesterday.
• 어제 공원에서 운동했어요. [ eo-je-gong-won-e-seo-un-dong-hae-sseo-yo ] - I exercised at the park yesterday.
• 길이 복잡했어요. [ gil-i-bok-jap-hae-sseo-yo ] - The road was crowded.