语法与词汇 4.Child_____he was, he knew that was the right thing to do.
【正确答案】 A
【答案解析】状语从句。由as引导的让步状语从句，可将从句中的补语或状语置于句首，从句的补语若是名词，前置时不用限定词。本题倒装前的结构为as he was a child。