看下面英语句子分析语法
题目
看下面英语句子分析语法
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?
答案
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.
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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