These two modifiers describe the result of another clause. They have three distinct forms depending on what noun they modify.
So + Adjective + A/An + singular count noun + that
Such + A/An + Adjective + singular count noun + that
Such + Adjective + plural count noun/noncount noun + that
Sample Usage
It was so nice a day that we went for a hike.
It was such a nice day that we went for a hike.
It was such nice weather that we went for a hike.
|