对以下句子进行语法分析，并为每个单词指定词性（如动词、名词等）。 


“Mary had a little lamb whose fleece was white as snow.”
Mary - 名词 

had - 动词 

a - 限定词 

little - 形容词 

lamb - 名词 

whose - 代词 

fleece - 名词 

was - 动词 

white - 形容词 

as - 连词 

snow - 名词