1) so… that 句型中的so 位于句首时，需倒装
So frightened was he that he did not dare to move an inch.
May you all be happy.
3)在虚拟语气条件句中从句谓语动词有were, had, should等词
可将if 省略，把 were, had, should 移到主语之前，采取部分倒装。
Were I you, I would try it again.
1) Not until the early years of the 19th century___ what heat is
A. man did know B. man knew C. didn't man know D. did man know
2) Not until I began t【小学生期中知识点】o work ___ how much time I had wasted.
A. didn't I realize B. did I realize C. I didn't realize D. I realize
3)Do you know Tom bought a new car?
I don't know, ___.
A. nor don't I care B. nor do I care
C. I don't care neither D. I don't care also
解析：答案为B.句中的nor引出部分倒装结构，表示"也不"。由 so, neither, nor引导的倒装句，表示前一情况的重复出现。其中, so用于肯定句, 而 neither, nor 用在否定句中。
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