Learn two ways to make a careful guess in Korean: -나 싶다 for your own soft guess and -(으)ㄹ 모양이다 for a guess based on what you see or hear.
By the end, you can form -나 싶다 (with -(으)ㄴ가 싶다 and -지 않나 싶다) and -(으)ㄹ 모양이다 correctly, and choose the right one for your situation.
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