How a cool boy!这个句子哪里错了
问题描述：
How a cool boy!这个句子哪里错了
答
what 引导名词,包括复数和不可数,可数
what a beautiful day!
what beautiful flowers they are!
what clean water it is!
而how 引导副词形容词.
how beautiful the day is !
how beautiful the flowers are!
how clean the water is!