基本判断方法是 how 后跟形容词或副词,
what 后跟名词 ,可数名词单数前要有不定冠词 a/ an ,不可数名词和复数名词前不用a/ an .
eg .What a tall tree it is !可以转换为 How tall a tree it is !
How tall the tree is !
What tall trees they are !
How tall the trees are !
基本判断方法是 how 后跟形容词或副词,
what 后跟名词 ,可数名词单数前要有不定冠词 a/ an ,不可数名词和复数名词前不用a/ an .
eg .What a tall tree it is !可以转换为 How tall a tree it is !
How tall the tree is !
What tall trees they are !
How tall the trees are !