特殊结构

1. 构成: It is...that/who
   (1) It was I that met my old flame in the street yesterday.
   (2) It was yesterday that I met my old flame in the street.

2. 分析
   (1) 当强调句型在句子中出现的时候, 它们是不作成分的, 本身也没有意思
   (2) 强调句型不能强调句子的谓语成分, 其他成分都可以强调
   (3) 把 It is...that 去掉之后, 就可以区分它和主语从句
       It is obvious that one should make friends with those who can make you become aggressive and optimistic.

1. 否定词放在句首用倒装
   (1) Never have I been to other countries except Japan.
   (2) Seldom does she take a shower in winter.
   (3) Not only does respecting parents keep a Chinese traditional virtue but also prove the duty of their offspring.

2. so(表肯定), nor/neither(表否定)位于句首, 表明承前句子的肯定或否定时用倒装
   (1) My husband can speak Japanese, so can I.
   (2) I can not dance well, neither/or can my daughter.

3. 含有 so...that 结构的句子将 so 引导的部分位于句首时用倒装
   (1) So excited was he that he can not help laughing at midnight.
   (2) So forcefully is he having class that everyone present was convinced.

4. only 引出的状语位于句首时用倒装
   (1) Only once did his girlfriend call his name.
   (2) Only in my deep heart does my dearest mother always live.

5. as 引导的让步状语从句, 从句的表语可以放在句首构成部分倒装
   (1) Ugly as I look, I am quite gentle.
   (2) Simple as the drawing seems, the meaning behind it is far-reaching.

6. 省略 if 的虚拟语气用倒装
   (1) Did winter come, spring would arrive.
   (2) Had I followed my mother at the beginning, I could have had a brilliant future.