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英语条件句(英语条件句类型及用法)

导语:最基础的英语知识整理(句):条件句

常用句式

(1)基本形式:

If + do\does, ... shall\will ...

If + do\does, 后接祈使句

(2)变体形式:

If + should 表示不太肯定,猜测

If + will 表示意愿

If + would 表示客气请求

(3)替换形式:

Get up, and you won't be late 可转换成 If you get up, you won't be late.

真实条件句

表示客观真理: If + 一般现在时,主句也用一般现在时

表示习惯动作:常用的主将从现

表示过去习惯:If + 一般过去时,主句也用一般过去时

非真实条件句

(1)基本形式:If + did\were, ... would ...

(2)变体形式:

表示假设 If + were to, ... would ...

表示不太可能实现 If + would do, ... would ...

(3)与过去事实相反:

基本 If + had done, ... would\could\might\ have done ...

变体 If + were to have done, ... would\could\might have done ...

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