英语状语从句有哪几种

状语从句主要用来修饰主句或主句的谓语，一般可分为九大类，分别是时间状语从句、地点状语从句、原因状语从句、目的状语从句、结果状语从句、条件状语从句、让步状语从句、比较状语从句和方式状语从句，状语从句指句子用作状语时，起副词作用的句子，它可以修饰谓语、非谓语动词、定语、状语或整个句子，状语从句一般由连词或者从属连词引导，也可以由词组引起，从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开，一般情况下，时间和条件状语从句的谓语动词一般用一般现在时表示一般将来时，用现在完成时表示将来完成时。

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状语从句根据其作用可分为时间、地点、原因、条件、目的、结果、让步、方式和比较等从句。状语从句一般由连词引导，也可以由词组引起。从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开。

1状语从句例句

1.I will go there directly I have finished my breakfast.吃完早饭，我立即到那里去。

2.The moment I heard the news, I hastened to the spot.我一听到消息，马上赶到了出事地点。

3.As soon as I reach Canada, I will ring you up.我一到加拿大，就给你来电话。

4.He had no sooner arrived home than he was asked to start on another journey.他刚到家，就被邀请开始另一旅程。

5.No sooner had the sun shown itself above the horizon than he got out of bed to commence work.太阳刚从地平线上升起，他就起床劳动去了。

　　1、时间状语从句

　　常用引导词: when, as, while, as soon as, while, before, after, since , till, until

　　特殊引导词: the minute, the moment, the second, every time, the day,the instant, immediately , directly, no sooner …than, hardly …when, scarcely …when

　　I didn't realize how special my mother was until I became an adult.

　　While John was watching TV, his wife was cooking.

　　The children ran away from the orchard (果园) the moment they saw the guard.

　　No sooner had I arrived home than it began to rain.

　　Every time I listen to your advice, I get into trouble.

　　2、地点状语从句

　　常用引导词: where

　　特殊引导词: wherever, anywhere, everywhere

　　Generally, air will be heavily polluted where there are factories.

　　Wherever you go, you should work hard.

　　3、原因状语从句

　　常用引导词: because, since, as, for

　　特殊引导词:seeing that, now that, in that, considering that, given that, considering that, as much as, so much as

　　My friends dislike me because I'm handsome and successful.

　　Now that everybody has come, let's begin our conference.

　　The higher income tax is harmful in that it may discourage people from trying to earn more.

　　Considering that he is no more than 12 years old, his height of 1.80 m is quite remarkable.

　　4、目的状语从句

　　常用引导词: so that, in order that

　　特殊引导词: lest, in case, for fear that,in the hope that, for the purpose that, to the end that

　　The boss asked the secretary to hurry up with the letters so that he could sign them.

　　The teacher raised his voice on purpose that the students in the back could hear more clearly.

　　5、结果状语从句

　　常用引导词: so that, so…that, such …that,

　　特殊引导词: such that, to the degree that, to the extent that, to such a degree that,

　　He got up so early that he caught the first bus.

　　It's such a good chance that we must not miss it.

　　To such an degree was he excited that he couldn't sleep last night.

　　6、条件状语从句

　　常用引导词: if, unless,

　　特殊引导词: as/so long as, only if, providing/provided that, suppose that, in case that, on condition that

　　We'll start our project if the president agrees.

　　You will certainly succeed so long as you keep on trying.

　　Provided that there is no opposition, we shall hold the meeting here.

　　7、让步状语从句

　　常用引导词: though, although, even if, even though

　　特殊引导词: as(用在让步状语从句中必须要倒装),while ( 一般用在句首),no matter …, in spite of the fact that, while, whatever, whoever, wherever, whenever, however, whichever

　　Much as I respect him, I can't agree to his proposal.

　　尽管我很尊敬他, 我却不同意他的建议。

　　The old man always enjoys swimming even though the weather is rough.

　　No matter how hard he tried, she could not change her mind.

　　He won't listen whatever you may say.

　　8、比较状语从句

　　常用引导词: as(同级比较), than(不同程度的比较)

　　特殊引导词: the more …the more …; just as …, so…; A is to B what /as X is to Y; no …more than; not A so much as B

　　She is as bad-tempered as her mother.

　　The house is three times as big as ours.

　　The more you exercise, the healthier you will be.

　　Food is to men what oil is to machine. 食物之于人,犹如油之于机器。

　　9、方式状语从句

　　常用引导词: as, as if, how

　　特殊引导词: the way

　　When in Rome, do as the Roman do.

　　She behaved as if she were the boss.

　　Sometimes we teach our children the way our parents have taught us