1、What+a/an+形容词+可数名词单数+主语+谓语!
例如：What a nice day it is!多么好的天气啊!What an interesting book that is!那是一本多么有趣的书啊!2、What+形容词+可数名词复数形式+主语+谓语!
例如：What beautiful flowers they are!多么美丽的花啊!What good teachers they are!他们是多么好的老师啊!3、What+形容词+不可数名词+主语+谓语!
例如：What fine weather it is!多好的天气!