各类状语从句中的虚拟语气用法总结(各类状语从句中的虚拟语气用法有哪些)

导语：各类状语从句中的虚拟语气用法

在英语学习中，虚拟语气通常是重点加难点，考试从来不会少出，但又往往弄得同学们焦头烂额，丢分不断，今天就来和大家一起学习一下状语从句中的虚拟语气用法。

英语的动词有三种语气形式，即陈述语气、祈使语气和虚拟语气，陈述语气用来说明事实或就事实提出询问，祈使语气用于表示请求、命令、建议或警告等，而虚拟语气则是谓语动词的一种特殊形式，用来表达假设、猜测、可能或空想等虚拟情况，也可以表示主观愿望或表达某种强烈的感情，通常出现在各类从句中。

一. 条件状语从句：

时间

从句谓语形式

主句谓语形式

将来

if ＋ 主语＋ 动词过去式(be用were)

if＋主语＋should + 动词原形

if＋主语＋were to + 动词原形

主语＋would / should / might / could + 动词原形

现在

if ＋主语＋ 动词一般过去时

主语＋ would / should / might / could + 动词原形

过去

if＋ 主语＋had done

主语＋would / should / might / could have + 动词过去分词

例句：

1.现在：

If I were you，I would choose that picture.

2.过去：

If you had taken my advice，you would not have made such a mistake.

3.将来：

If there were a sunny day next Sunday，we would go hiking.

二. 目的状语从句：

1.在for fear that，in case，lest引导的从句中，若用虚拟语气时，从句谓语为：(should) + do。

eg. He started out earlier in case he (should) be late.

2.在so that，in order that所引导的目的状语从句中，从句中的谓语为：can / could / may / might / will / would /should + do。

eg. He goes closer to the speaker so that he can hear him clearer.

三. 原因状语从句：

1. should + 原形动词,表现在或将来

eg. He was angry that you should call him by name.

2. should + 完成式, 表过去

eg. I’m very sorry that you should have failed the test.

四.方式状语从句：

虚拟语气常用于as if, as though 引导的方式状语从句：

时间

结构

主句动作之前

had + 过去分词

主句动作之后

would / could / might / should+动词原形

eg. They began to talk warmly as if they had known each other for long.

They stopped talking as if someone should come.

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