My teacher is very happy改感叹句

感叹句通常有what,how引导,表示赞美、惊叹、喜 悦、等感情。what修饰名词,how 修饰形容词,副词或动词,感叹句结构主要有以下几种：掌握它的搭配,即掌握了感叹句的重点。How +形容词+ a +名词+ 陈述语序 How+形容词或副词+ 陈述语序What +名词+ 陈述语序What+a+形容词+名词+ 陈述语序What+ 形容词+复数名词+ 陈述语序What+ 形容词+不可数名词+ 陈述语序How clever a boy he is!How lovely the baby is!What noise they are making!What a clever boy he is!What wonderful ideas (we have)!What cold weather it is!感叹句的省略形式为：What a clever boy (he is)!所以答案是HOW HAPPY MY TEACHER IS!