Little Tom is an orp

Little Tom is an orphan.＿＿＿＿＿,he has to make a living by himself.A.A child as he isB.Child as he isC.Child as is heD.A child though he is

参考答案：
B解析Child as he is＝Although he is a child。as引导让步状语从句时，通常要把作表语的形容词或名词、作状语的副词或动词原形提前到句首，同时注意，作表语的单数名词前无形容词时要把不定冠词去掉。