1、What+a(an)+（形容詞）+單數可數名詞+主語+謂語！如：
What an apple this is!
What a fine day it is!
2、What+(形容詞）+可數名詞複數或不可數名詞+主語+謂語！
What kind women they are!
What nice music it is!
3、how用來修飾形容詞、副詞或動詞。其結構是：How+形容詞（副詞）+主語+謂語！
How hard the worker are working!
哇咔範
