英语句子成份划分His white hair was in sharp contrast to his dark skin.
问题描述：
英语句子成份划分His white hair was in sharp contrast to his dark skin.
请问was 在句中做什么成份？哪些做主语？哪些是宾语？哪些是谓语？
答
His white hair主语,was 系动词 in sharp 表语 contrast to his dark skin.补语