看下面英语句子分析语法

来源：百度知道 编辑：UC知道 时间：2024/05/25 04:06:08
He never talked about himself as an object of pity, nor did he show any envy of the more fortunate.请问，nor后面为什么是did he show而不是he showed？谢谢~

倒装
句首为否定或半否定的词语，如no, not, never, seldom, little, hardly, at no time, in no way, not until… 等。
Never have I seen such a performance.
Nowhere will you find the answer to this question.
Not until the child fell asleep did the mother leave the room.
当Not until引出主从复合句，主句倒装，从句不倒装。