Question

마크는 너무 많이 먹어서 뚱뚱해요 -아/어서 marks the clause describing the cause of the action denoted in the second clause. In other words, -아/어서 connects the cause with the effect.The causal relationship between the two clauses should be natural and indisputable. -아/어서 cannot be used to express causation based on the speaker's own individual reasoning.The second clause in sentences with -아/어서 causations is always a declarative sentence. Commands and proposals cannot follow -아/어서.

Accepted Answer

Mark is fat because he eats too much

Front	마크는 너무 많이 먹어서 뚱뚱해요
Back	Mark is fat because he eats too much
Notes	-아/어서 marks the clause describing the cause of the action denoted in the second clause. In other words, -아/어서 connects the cause with the effect. The causal relationship between the two clauses should be natural and indisputable. -아/어서 cannot be used to express causation based on the speaker's own individual reasoning. The second clause in sentences with -아/어서 causations is always a declarative sentence. Commands and proposals cannot follow -아/어서.

아/어서 Clause 마크는 너무 많이 먹어서 뚱뚱해요 Mark