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(으)ㄹ 줄 알다/모르다

Table of content

Knows how to do something Doesn't know how to do something Different meaning (으)ㄹ 수 있다/없다 vs (으)ㄹ 줄 알다/모르다

1.

Knows how to do something

Know how to do

Used to say you know or have the ability to do something.

Example

된장찌개를 맛있게 끓일 줄 알아요.

I know how to cook a tasty doenjang stew.
저는 잡채하고 스파게티를 만들 줄 알아요.

I know how to make japchae and spaghetti.

2.

Doesn't know how to do something

Doesn't know how to

Used to say you don't know or don't have the ability to do something.

Example

휴대 전화로 사진을 보낼 줄 몰라요.

I don't know how to dsend pictures by mobile phone.
저는 영어를 할 줄 몰라요.

I don't know how to speak English.

Different meaning

(으)ㄹ 줄 알다 can also mean 'I thought'.

친구가 갈 줄 알았어요.

I thought my friend would go.

친구가 가는 줄 알았어요.

I thought my friend was going.

친구가 간 줄 알았어요.

I thought my friend was gone.

(으)ㄹ 수 있다/없다 vs (으)ㄹ 줄 알다/모르다

(으)ㄹ 수 있다/없다 (Ability or possibility)

Used not only to express the ability to do something, but also whether a situation permits something to be done.

(으)ㄹ 줄 알다/모르다

Expresses whether one knows how or has the ability to do something.
Cannot be used to express possibility.

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