2012高考英语《语法》课件01《状语从句》

2012高考英语《语法》 专题复习系列课件

01《状语从句》

定义：

在复合句中由从句表示的状语 称作状语从句，它可以用来修 饰谓语(包括非谓语动词)、 定语或状语，或是整个句子。

准确掌握每一个连词的含义 是掌握状语从句的关键。

同时要注意主从句的时态呼应。

状语从句一般分为九大类 状语从句类别: 时间状语从句 原因状语从句 结果状语从句 方式状语从句 让步状语从句 地点状语从句 目的状语从句 条件状语从句 比较状语从句

1.时间状语从句：引导时间状语从句的连词有：

when, while, as, the moment, before, after, till, until, since, as soon as 等。请注意 when, while, as 的区别

When ---当……时候, 通常指 某一特定的时间点，主句与从 句的动作同时发生。

When I opened the window, I saw him come up. When I have time , I will go to see you.

When I came home, I met an old schoolmate of mine.He said he would tell her about it when he saw her. *注意：在时间状语从句中，主 从句都是将来的动作或状态时， 习惯上主句用将来时，从句用 一般现在时。

When --- 正在……的时候，突 然…。通常主句是进行时或 be about to 时，在翻译的时候， when 可以译成没想到或突然。 I was walking along the street , when I met him. I was about to fall asleep when my sister came in.

One evening, little Hans was sitting near the fire when he heard a loud knock at the door.

When 当从句是进行时，主句 是一般时，往往表示不满。

Someone knocked at the door when I was having breakfast.When I was leaving the house, the postman arrived.

When=after When the children had gone to bed, she began to prepare her lessons.

While ---在……期间，往往指 一段时间。While we were in America, we saw him twice.

While we were talking, he came in. Strike while the iron is hot.

While ---表示一种不满情绪， 意思是这边在干某种重要的事， 而另一边在享受等。We are cleaning the classroom while they are playing the football. The soldier faces the powder while the beauty powder the face.

While I am washing the floor, you can be cleaning the windows.

As --- 一边……一边, 随着 She was doing her homework as she was listening to the music.As she grew older, she became more beautiful.