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强调句 Cleft Sentences B2 · 中高级

强调句用 It is/was ... that/who ... 结构来突出句子中的某个成分。

一、基本结构​

It is/was + 被强调部分 + that/who + 其余部分

原句：Tom met Mary in the park yesterday.

强调内容强调句
强调主语It was Tom who/that met Mary in the park yesterday.
强调宾语It was Mary who/that Tom met in the park yesterday.
强调地点It was in the park that Tom met Mary yesterday.
强调时间It was yesterday that Tom met Mary in the park.

:::info 核心规则

  • 强调人时，可用 who 或 that
  • 强调物/时间/地点时，只能用 that
  • 不能强调谓语动词 :::

二、用法详解​

强调主语​

📝

It was my mother who/that taught me how to cook.

是我妈妈教我如何做饭的。

💡强调是'妈妈'而不是别人

强调宾语​

📝

It was this book that I bought yesterday.

我昨天买的就是这本书。

💡强调买的是'这本书'而非其他

强调时间状语​

📝

It was in 2020 that she graduated from university.

她是在2020年大学毕业的。

💡强调毕业的时间是'2020年'

强调原因状语​

📝

It was because of the heavy rain that the game was canceled.

正是因为大雨，比赛才被取消了。

💡强调取消的原因是'大雨'

三、如何判断是否为强调句​

方法：去掉 It is/was ... that，看剩下的部分是否构成完整句子。

  • ✅ It was Tom that met Mary yesterday. → 去掉后：Tom met Mary yesterday. ✓（完整句，是强调句）
  • ❌ It is obvious that she is lying. → 去掉后：obvious she is lying. ✗（不完整，是主语从句）

四、强调句的疑问形式​

Is/Was it + 被强调部分 + that ...?

📝

Was it yesterday that you met her?

你是昨天遇到她的吗？

特殊疑问句：疑问词 + is/was it that ...?

📝

Who was it that broke the window?

打破窗户的到底是谁？

💡对主语提问的强调句特殊疑问句

五、实战练习​

💡练习题

It was in Shanghai _____ I first met him.

💡练习题

_____ was it that won the first prize?

💡练习题

It was because he was ill _____ he didn't come to school.

💡练习题

「It was the book which I lost yesterday.」这是一个正确的强调句。

以上就是四级语法核心考点的全部内容！🎉