[Korean grammar] A/V는데/ 은데/ ㄴ데② Background Information and Explanations

추운데 창문을 닫을까요?
It’s cold, so shall I close the windows?

비가 오는데 우산이 없어요.
It’s raining, and I don’t have an umbrella.

제 동생은 학생인데 공부를 아주 잘해요.
My little sister is a student, and she studies really hard.

많이 샀는데 이제 갈까요?
You’ve bought a lot already, so shall we go?

Grammar Focus:
-(으)ㄴ/는데 is used when the first clause expresses the reason or background situation for the second clause and also when the first clause provides content introducing the second clause. It corresponds to ‘so/therefore’ and ‘and’ in English. When added to adjectives, -ㄴ데 is added to stems ending in a vowel, and -은데 is added to stems ending in a consonant. When added to verbs, -는데 is added to the stem.

Conversation:
A: 요코 씨가 회사원이에요? Is Yoko employed at a company?
B: 아니요, 아직 학생인데 올해 졸업할 거예요.
No, she’s still a student, but she is going to graduate this year.

A: 학교 근처에 어느 식당이 괜찮아요?
Where’s a good restaurant near the school?
B: 학교 옆에 ‘만나 식당’이 괜찮은데 거기 한번 가 보세요.
The restaurant Manna right next to the school is pretty good, so I suggest you go there.

A: 이 옷을 어제 샀는데 마음에 안 들어요.
I bought these clothes yesterday, but I’m not pleased with them.
B: 왜요? 지수 씨한테 잘 어울려요.
Why? They look fine on you (Ji-Su).