强调句
基本结构
It is|was... that|who，该句型结构中，除了谓语动词不能强调外，句子中其它成分包括主语、状语、宾语、宾语补足语或从句都可以用该句型中加以强调，强调的主语且主语为人时，可用who；
I met him yesterday in the market.
It was I who met him yesterday in the supermarket.强调主语
It was him that I met yesterday in the supermarket.强调宾语
It was yesterday that I met him in the supermarket.强调时间状语
It was in the supermarket that I met him yesterday.强调地点状语
I met Sam at the railway station yesterday.
It was I who met Sam at the railway station yesterday.
It was Sam that I met at the railway station yesterday.
It was at the railway station that I met Sam yesterday.
It was yesterday I met Sam at the railway station.
疑问句
1、一般疑问句的强调
Was|Is it + 被强调部分 + that|who + 剩余部分；
Was it him that you met yesterday in the supermaket?
2、特殊疑问句的强调
When and wherewas it that you met him?
Who was it that you met yesterday in the supermarket?
What kind of materialsis it that you want?
强调从句部分
The first of the vitamins was not identified until 1911.直到1911年才发现了第一种维生素
--> It was not until 1911 that the first of the vitamins was identified.
强调句与其他从句的区分
1、强调句与主语从句
It is known to all that China has many places of interest. # 主语从句，it作形式主语，真正的主语为that后面的部分，it is... that去掉句子不完整
It was his sister who won the 3rd in the campaign. # 强调句，it was... who为强调句型，强调his sister，it was... who去掉句子完整
2、强调句与定语从句
It was in the class room that he lost his books.强调句
It was the class room where(或in which) he lost his books.定语从句
3、强调句与状语从句
It was in the morning when he woke up.当他醒来时，是早晨了
It was in the morning that he woke up.就在第二天早晨他醒来了
助动词do|does|did|强调谓语动词
I doagreee with your opinions.我同意你的观点
Please docome and take part in the game.请一定来参加比赛
Shedid work hard this semester.她这学期非常努力
用形容词或副词强调名词
He was the onlyperson in the room.他是这个房间里唯一的一个人
This is the verylowest price I can offer.这是我能提供的最低的价格了
用what强调
What I said was true.我刚刚说的是真的
What impressed me most is her sincerity.令我印象最深刻的是她的真诚
What we need to do is (to) communicate with the elder.我们需要做的是和老年人沟通
习题
1、Not until all the fish died in the river, did the villagers realizehow serious the pollution was.
2、Hardly had hegot into the room, whenthe telephone rang. # hardly when刚一....就
3、Had you asked me, I would have given you his address. # if you had asked me
4、Such a loud noise did they makethat I couldn't be absorbed in the work. # so...that
5、So frightened was he that he could not speak for a long time. # so...that