状语从句
一. 分类:
hini种类 | 连接词 | 注意区别: |
时间 状语 | when/whenever/while/as/before/after/instantly /until/till/by the time/as soon as/hardly…when /no sooner…than/the moment/the minute/immediately 有一些表示时间的名词短语也可用来引导时间状语从句:the minute, the moment, every time, the first time 例:The moment he reached the country, he started his arch. 他一到达这个国家,就开始他的探寻工作。 有一些表示时间的副词也可用来引导时间状语从句: directly 例:Directly the master came in, everyone was quiet. 校长一进来, 大家就安静下来 | as和when、while: as, when 引导短暂性动作的动词。当从句的动作发生于主句动作之前,只能用when 引导这个从句,不可用as 或 while。从句表示"随时间推移"连词能用as,不用when 或while。 till/until和not…till/until: until可用于句首,而till通常不用于句首。 |
地点 状语 | where//wherever | where,表示某一个;wherever,表示任何一个。 |
原因 状语 | Becau/as/since/now that/for | becau和since、for、as、now that: becau语势最强,用来说明人所不知的原因,回答why提出的问题。当原因是显而易见的或已为人们所知,就用as或 since。由becau引导的从句如果放在句末,且前面有逗号,则可以用for来代替。但如果不是说明直接原因,而是多种情况加以推断,就只能用for。now that都表示“既然”now that一定要是现在发生的,since可以是现在,也可以是过去和现在。 |
kiddy条件 状语 | if/unless/once/in ca/as long as/on condition that | 英孚在线学习 多用一般时态,如果表示一般将来的情况,就用一般现在时,如果表示过去将来的情况,就用一般过去时。 |
目的 状语 | (so) that,/in order that/for fear that/in ca/lest | so that和in order that后常接may, should, could, would等情态动词 |
结果 状语 | so…that, such…that | 其规律由so与such的不同词性决定。such 是形容词,修饰名词或名词词组,so 是副词,只能修饰形容词或副词。 so 还可与表示数量的形容词many, few, much, little连用,形成固定搭配。 |
比较 状语 | Than/not so//as…as//the more…the more | Your watch is not the same as his.(the same as结构) |
方式 状语 | as if, as though, as, (just)as---so, | as if 和as though引导的从句一般用虚拟语气。 |
让步 状语 | Though/although/even if/even though/ as//, no matter what/who/which/how/when,whatever/whoever /whichever/however/whenever ,whether---or---(不管----都) | as在让步状语从句中常用倒装形式;although和though用正常语序,可和yet连用,但不可和but连用 |
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时间状语从句:
when (当……的时候) while (在道理英语……期间) as (当……的时候, 一边……一边……)
before (在……之前) since (自从……以来) till/until (直到) hardly…when… (刚……就)
as soon as (一……就……) after (在……之后) not…till/until(直到……才) no sooner…than…(刚……就)
地点状语从句: where (在那里) wherever(无论哪里)
原因状语从句: becau (因为) since (因为,既然) as (由于) for (为了) now that(既然)
目的状语从句: (so)that=in order that(以便) so as(not)to ( 以便[不]) in ca(以免) lest(以免)
结果状语从句: so+adj./adv.+that(如此……以致) so that(结果……)
such+n.+that(如果……以致) that(所以,因此)
让步状语从句: though/although不可同but连用。
though/although (虽然) however (可是) even though/if(即使)
no matter+what/which/where/who/when =whatever/whichever/wherever/whoever/whenever
(不论什么/哪一个/哪里/谁/何时)
比较状语从句: as (正如) as…as(和……一样) not as/so … as (不如……) than(比……更)
the+比较级…+the+比较级 (越……越……)
条件状语从句:script if(假设) unless(如果不) so long as(只要) on condition that (如果)
yeg
方式状语从句: as(像……那样地) just as(正像) as if(好像) as though(好像)
二. 各种状语从句的简化方法:
状语 从句 | 由when/while/as/once/whenever引导的时间状语从句 | 当主句的主语和从句的主语一致时,且谓语动词为be,常省略从句的主语和谓语be. |
由if/unless引导的条件状语从句 |
由though/although/even though/even if引导的让步状语从句 |
由becau引导的原因状语从句 |
由wherever引导的地点状语从句 |
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1. 日企面试以after和before引导的状语从句的主语若与主句主语一致时,从句等于after/before+doing sth.作状语。
例:After she sang,she left the rich man's hou. = After singing,she left the rich ma
n's hou.
2. 以as soon as引导的状语从句的主语若与主句主语一致时,从句等于on+doing sth.,作状语,此 时的动词为非延续性动词。
例:Mary began to operate on the wounded soldiers as soon as he arrived at the village.
= Mary began to operate on the wounded soldiers on arriving at the village.
3. 时间状语从句和条件状语从句的主语和主句主语一致时,有时可简化为不定式作状语。
例:She stopped when she saw her husband. = She stopped to e her husband.
If you want to understand the farmers,you must go to the countryside.
= To understand the farmers,you must go to the countryside.
4. 结果状语从句和目的状语从句的主语与主句主语一致时,可以简化为不定式作状语;若两者主语不一致时,则应简化为不定式的复合结构作状语。
例:He was so tired that he couldn't go any further.= He was too tired to go any further.
I came here so that I could ask some questions.= I came here(in order) to ask some questions.
5. 以when,while引导的时间状语从句和以if引导的条件状语从句的主语若与主句主语一致时,vanilla是什么意思从句等于when/while/if +doing sth.作状语,表示谓语动作发生在该状语动作的进行过程之中。
例:When he turned on the radio,he found it broken.= When turning on the radio,he found it broken.
While she was walking along the street,she was hit by a car.= While walking along the street,she was hit by a car.
6. calligraphy原因状语从句的主语与主句主语一致时,可简化为分词短语作状语。
例:Since l didn't know Chine,I tried to speak to her in English.= Not knowing Chine,I tried to speak to her in English.
注意:形容词短语也可作表示原因的状语,来代替原因状语从句,放在句首、句末均可,但一般应加逗号。
例:As he was thirsty and eager to get a little rest,he went into the tea-hou.
= Thirsty and eager to get a little rest,he went into the tea-hou.
7. 在时间、原因、条件等状语从句中,若从句和主句主语不一致时,可简化为分词复合结构作状语。有时也可简化为“with/without名词或代词十分词(短语)”形式作状语。
例:When the film start appeared, the children got exited.= The film start appearing,the children got exited.
If all the work is done, you can have a rest.= With all the work done,you can have a rest.
Nothing can live if there is no air.= Nothing can live without air.
8. 让步状语从句的主语与主句主语一致时,可简化为分词短语作状语;不一致时,常简化为with或in spite of介词短语作状语。
例:Although he faced his death,he didn't say anything before the enemy.
= Facing the death,he didn't say anything before the enemy.
Although there was danger,he rushed out to carry the boy to safety.
= In spite of danger,he rushed out to carry the boy to safety.
三.表示"一…就…"的结构
hardly/scarcely…when/before, no sooner…than 和as soon as都可以表示"一…就…"的意思, 例:I had hardly / scarcely got home when it began to rain.
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