How +形容词+ a +名词+ 陈述语序.例如：How clever a boy he is!他是多聪明的孩子!
How+形容词或副词+陈述语序.例如：How lovely the baby is!小毛头真可爱!
What +名词+陈述语序.例如：What noise they are making!他们真吵!
What +a+形容词+名词+陈述语序.例如：What a clever boy he is!他是多聪明的孩子!
What+ 形容词+复数名词+陈述语序.例如：What wonderful ideas （we have）!我们的主意真棒!
What+ 形容词+不可数名词+陈述语序.例如：What cold weather it is!多冷的天!
What a clever boy he is!的省略形式为：What a clever boy!
What a beautiful house it is !
What clean water it is !
What lovely girls they are !
How blue the sky is !
How fast he swims !
How Tom loves his wife !How beautiful the girl is!
How fast he runs!
How clever you are!How interesting the story is!