outdoor-outdoors

o / oh

ocean / sea

o'clock

offering

official / officious

OK / okay

on time / in time

one's way

only

onto / on to

open / ajar /
half-open /
wide-open / closed

open-minded /
broad-minded

oral / verbal

out of / from

outdoor / outdoors / outside / out

own


	outdoor / outdoors / outside / out

A.	outdoor는 형용사로 명사 앞에 오며 야외의, 옥외의 라는 의미이다.
1.	That singer gives outdoor concerts in the summer.
2.	There is an outdoor swimming pool in the hotel.
3.	She's the outdoor type, fond of hiking and skiing.

B.	outdoors는 부사로 야외에서, 옥외에서 라는 의미로 집에서 멀리 벗어나는 것을 의미한다.
1.	Let's go outdoors to play.
2.	Let's have our supper outdoors tonight.
3.	The weather was good, so they held the concert outdoors.
4.	Our kids love to play outdoors.

C.	outside는 부사로 쓰일 경우에 밖에서, 밖으로 라는 의미로 집 근처에 있는 것을 의미한다.
1.	She stepped outside and breathed the fresh air.
2.	Mom, can we go outside and play?
3.	When it's nice outside, I like to go hiking.
4.	She left the room but waited outside in the hall.
5.	You have to go outside if you want to smoke.

D.	out은 형용사나 부사로 쓰일 경우에 집에 없다는 의미로 외부에, 외출 중, 밖에 라는 의미로 사용된다.
1.	Let's go out for dinner.
2.	I'm sorry, Mr. Hartman is out until Thursday.
3.	We drove out in the desert.
4.	Close the door as you go out.

She's the outdoor type, fond of hiking
and skiing.

She stepped outside
and breathed
the fresh air.

Close the door
as you go out.