도착하다([do-chak-ha-da/arrive]) means to reach a destination. In polite speech, say 도착해요([do-chak-hae-yo]) or 도착합니다. Often used for bus, train, airport, work.
도착했어요([do-chak-hae-sseo-yo/arrived]) is the polite past form. Example: 공항에 도착했어요 (I arrived at the airport).
도착해야 해요([do-chak-hae-ya hae-yo/have to arrive]) means you must reach there by a certain time. Example: 9시까지 공장에 도착해야 해요 (I have to arrive at the factory by 9).
도착하다([do-chak-ha-da/arrive]) means "to arrive". To reach a destination, get to a place.
1. Daily: “도착해요? (do-chak-hae-yo)” Do you arrive?
2. Past: 도착했어요([do-chak-hae-sseo-yo/arrived]) arrived.
3. Duty: 도착해야 해요([do-chak-hae-ya hae-yo/have to arrive]) have to arrive.
4. Warning: 도착하지 마세요([do-chak-ha-ji ma-se-yo/don't arrive]) don't arrive.
A: When does the bus arrive?
B: 3시에 부산에 도착해요. B: se si-e bu-san-e do-chak-hae-yo.B: It arrives in Busan at 3 o'clock.
A: 공항에 몇 시에 도착해요? A: gong-hang-e myeot si-e do-chak-hae-yo?A: What time do you arrive at the airport?
B: 아침 9시에 도착해요. B: a-chim a-hop si-e do-chak-hae-yo.B: I arrive at 9 in the morning. - 도착하다([do-chak-ha-da/arrive])
A: Where are you now?
B: 공장에 도착했어요. B: gong-jang-e do-chak-hae-sseo-yo.B: I arrived at the factory.
A: 언제 도착했어요? A: eon-je do-chak-hae-sseo-yo?A: When did you arrive?
B: 5분 전에 도착했어요. B: o-bun jeon-e do-chak-hae-sseo-yo.B: I arrived 5 minutes ago. - 도착했어요([do-chak-hae-sseo-yo/arrived])
A: By what time do you have to arrive?
B: 9시까지 공장에 도착해야 해요. B: a-hop si-kka-ji gong-jang-e do-chak-hae-ya hae-yo.B: I have to arrive at the factory by 9.
A: 왜 9시까지 도착해야 해요? A: wae a-hop si-kka-ji do-chak-hae-ya hae-yo?A: Why do you have to arrive by 9?
B: 9시부터 회의가 있어요. B: a-hop si-bu-teo hoe-ui-ga i-sseo-yo.B: There is a meeting from 9. - 도착해야 해요([do-chak-hae-ya hae-yo/have to arrive])
• 도착하다([do-chak-ha-da/arrive]) arrive / get to / reach
- 도착했어요([do-chak-hae-sseo-yo/arrived]) arrived
- 도착하고 싶어요([do-chak-ha-go si-peo-yo/want to arrive]) want to arrive
- 도착해야 해요([do-chak-hae-ya hae-yo/have to arrive]) have to arrive
- 도착하지 마세요([do-chak-ha-ji ma-se-yo/don't arrive]) don't arrive