"how" 加主语加谓语句型的三种形式如下：

How + 形容词/副词 + 主语 + 谓语!

How tall you are!

How clever she is!

How courageous they are!

How high those buildings are!

How naughty the little boy is!

How beautiful the house is!

How beautifully she sings!

How hard they are working!

How carefully he works!

How fast he runs!

How early she comes!

How + 形容词 + a/an + 可数名词单数 + 主语 + 谓语!

How beautiful a girl she is!

How + 主语 + 谓语!

How time flies!

这些句型都是用来表达感叹的，其中 "how" 后面可以跟形容词、副词、名词等，来描述主语的状态或特征。希望这些例子能帮助你理解这个句型的用法。