单选题 ______ , he knew a lot.
A. As he was young B. Young as he was
C. Young was he D. he was young

【正确答案】 B
【答案解析】本题考查的是as引导让步状语从句时的半倒装用法。也就是将表语部分提前，而其它部分不变，所以选B。这句话的意思是：尽管他很年轻，他却知道很多事。