标题: 关于It强调句型 [打印本页] 作者: 欧欧哥哥 时间: 2012-6-7 17:12 标题: 关于It强调句型 强调句的基本构成：It iswas + 被强调的部分 + who（主要指人时）that + 其余部分
[注意1]
这种结构可以强调句子的主语、宾语、状语（包括时间，地点，方式，原因等），但是不能强调谓语动词（参考句型15）。
原句的谓语动词如果是现在或将来时态，用It is…thatwho….；
原句的谓语动词如果是过去时态，用It was…thatwho….；
强调时间、地点、原因或方式时不要用when, where或how, 必须用that。
[例句1]
I saw him in the street yesterday afternoon.
→It was I who saw him in the street yesterday afternoon.（强调主语）
→It was in the street that I saw him yesterday afternoon.（强调地点状语）
→It was yesterday afternoon that I saw him in the street.（强调时间状语）
→It was him thatwho I saw in the street yesterday afternoon.（强调宾语）
[例句2]
He didn’t go to bed until his mother came back.
→It was not until his mother came back that he went to bed.
He didn’t do his homework until his father came back from work.
→It wasn’t until his father came back from work that he did his homework.
[例句3]
Only when you nearly lose someone do you fully realize how much you value him.
→It is only when you nearly lose someone that you fully realize how much you value him.
只有你快要失去某个人时，你才意识到你是多么尊重他。
[例句4]
I was late again because the traffic was very heavy during the rush hour.
→It was because the traffic was very heavy during the rush hour that I was late again.
（强调句中只能强调由because引导的原因状语从句，because不能换成since, as, for, now that等）
[注意2]强调句的疑问结构
一般疑问句 Is Was it +被强调部分 +who that …
特殊疑问句 特殊疑问词+is was +it +who that…
What iswas it that… Who iswas it that… When iswas it that…
Where iswas it that… Why iswas it that… How iswas it that…
[例句1]
I saw him in the street yesterday afternoon.
→When was it that you saw him in the street
→Who was it that you saw in the street yesterday afternoon
→Where was it that you saw him yesterday afternoon
[例句2]
I don’t know when he will come back.
→I don’t know when it is that he will come back.（宾语从句疑问词后用陈述句语序）
–How was it that you got in touch with Mr. Smith 你是怎么和Smith先生联系上的？
–Trough a friend of mine. 通过一个朋友。