He was very humorous so that we liked him very much.他非常幽默,因此

He was very humorous so that we liked him very much.他非常幽默,因此我们非常喜欢他.
He was very humorous so that we liked him very much.
他非常幽默,因此我们非常喜欢他.
so that前可加标点吗
但是，复合句中有一连接状语从句的连词可以表目的“so that" ,这句中此“so that”引导结果状语从句，故我认为逗号是可加可不加的，