高中英语三大从句

一、定语从句

阅读中，可略去定语从句不看，找出主谓宾即可。

限定性定语从关系词（非介宾）可省略：关系词代替先行词在从句中作宾语。

非限定性定语从句有“，”，关系词指代主句/先行词

moment、minute/time (that)【不用when】

who：主语、宾语 whom：宾语

is-ed—定语从句of which  -ed—非谓语动词 of them

先行词是或被序数词、最高级修饰（all、much、little、few/~thing、~one）先行词为不定代词 only、the very、the same、the last/all、little、no修饰先行词被thethat先行词有人有物who/which疑问句here/there be句型非限定性定语从句关（与动词、名词搭配）which/whom关系副词系prep.which代that作先行词

两个定语从句，一个用词that，另一个用which caseas is often the定语从句（连接代词，可置于句首“正如”）, above“如上所分析”as is analysed

不置于句首）：adj.（零冠词）/n. as sb. is让步状语从句（倒装，

as”时间状语从句“当as adj.（ 冠词 n.） as/the same as/such as (adv.)不引导名词性从句



n. of which/whomthe 物 whose n.of which/whom the n.

whythatfor whichthe  the wayin which

that//

the samesoas suchas

childhoodposition（位置）（时刻、场合） point（地点）when where times（时代）case（情况、事例、案件、病例）agesstage（阶段）（情况）

one (that)/whatis this n.this n. is the  is this n.this is the

only one ofv.（单数）the  one ofv.（复数）the

二、状语从句

when：既然（考虑到）尽管（虽然）；而while：

 goes byas time

with time going by

be about to do,whenbe doing状时间、条件、让步：主将从现语once时间&条件从until/till延续性句notuntil非延续性It /时间段is/has been时间段sinceIt

Ahad done(,than Bdid)no sooner 一A(，就B)rcely A(,when B)hardly/sca 主从句主语一致，从句主语be省略

三、名词性从句（主语、宾语、表语、同位语；陈述语序）.

☆引导一个从句，只用一个引导词

matterwhat's the 固定语序（作陈述语序）what's wrong

what可指代“某„” eg：“不再是以前的样子”what

which表示从给定范围中选择其一

who在主、从中用作主语、宾语；whom在主、从中用作宾语

常用表语从句：It seems/„„ as if/though„„.

常用主语从句（it作形式主语）：①It’s no wonder（难怪） that„„. ②It’s a pity（遗憾） that„„.连接副词：how短语(how „)等

P. that形式主语：it be adj./n./P.it形式宾语：do itthat  让步状语从句no matter 让步状语从句；名词性从句（“无论”） -ever

实义；动宾后第一个可省that：主从常用于句首；无：表“好像”连词as if/though （不作成分）if：动宾从句，极少用于主语从句非句首“是否”,；条件状语从句“如果”whether：各种名词性从句（“是否”）；~or not；~to do

(to sb.),As is known 众所周知It's known (to sb.) that

What is known (to sb.) is that

reason whyis thatTheWhyis that Thatis why（结果）

It's becausethat

sayask if/whether said/asked时态前移

宾从否定前移：think/believe/imagine/suppose sth. be/do not→don’t ~ sth. be/do

同位语从句解释其内容：

fact/news/idea/hope/thought/order/fear/doubt/word（口信）/ proof（证据）/belief/story

一、定语从句

阅读中，可略去定语从句不看，找出主谓宾即可。

限定性定语从关系词（非介宾）可省略：关系词代替先行词在从句中作宾语。

非限定性定语从句有“，”，关系词指代主句/先行词

moment、minute/time (that)【不用when】

who：主语、宾语 whom：宾语

is-ed—定语从句of which  -ed—非谓语动词 of them

先行词是或被序数词、最高级修饰（all、much、little、few/~thing、~one）先行词为不定代词 only、the very、the same、the last/all、little、no修饰先行词被thethat先行词有人有物who/which疑问句here/there be句型非限定性定语从句关（与动词、名词搭配）which/whom关系副词系prep.which代that作先行词

两个定语从句，一个用词that，另一个用which caseas is often the定语从句（连接代词，可置于句首“正如”）, above“如上所分析”as is analysed

不置于句首）：adj.（零冠词）/n. as sb. is让步状语从句（倒装，

as”时间状语从句“当as adj.（ 冠词 n.） as/the same as/such as (adv.)不引导名词性从句



n. of which/whomthe 物 whose n.of which/whom the n.

whythatfor whichthe  the wayin which

that//

the samesoas suchas

childhoodposition（位置）（时刻、场合） point（地点）when where times（时代）case（情况、事例、案件、病例）agesstage（阶段）（情况）

one (that)/whatis this n.this n. is the  is this n.this is the

only one ofv.（单数）the  one ofv.（复数）the

二、状语从句

when：既然（考虑到）尽管（虽然）；而while：

 goes byas time

with time going by

be about to do,whenbe doing状时间、条件、让步：主将从现语once时间&条件从until/till延续性句notuntil非延续性It /时间段is/has been时间段sinceIt

Ahad done(,than Bdid)no sooner 一A(，就B)rcely A(,when B)hardly/sca 主从句主语一致，从句主语be省略

三、名词性从句（主语、宾语、表语、同位语；陈述语序）.

☆引导一个从句，只用一个引导词

matterwhat's the 固定语序（作陈述语序）what's wrong

what可指代“某„” eg：“不再是以前的样子”what

which表示从给定范围中选择其一

who在主、从中用作主语、宾语；whom在主、从中用作宾语

常用表语从句：It seems/„„ as if/though„„.

常用主语从句（it作形式主语）：①It’s no wonder（难怪） that„„. ②It’s a pity（遗憾） that„„.连接副词：how短语(how „)等

P. that形式主语：it be adj./n./P.it形式宾语：do itthat  让步状语从句no matter 让步状语从句；名词性从句（“无论”） -ever

实义；动宾后第一个可省that：主从常用于句首；无：表“好像”连词as if/though （不作成分）if：动宾从句，极少用于主语从句非句首“是否”,；条件状语从句“如果”whether：各种名词性从句（“是否”）；~or not；~to do

(to sb.),As is known 众所周知It's known (to sb.) that

What is known (to sb.) is that

reason whyis thatTheWhyis that Thatis why（结果）

It's becausethat

sayask if/whether said/asked时态前移

宾从否定前移：think/believe/imagine/suppose sth. be/do not→don’t ~ sth. be/do

同位语从句解释其内容：

fact/news/idea/hope/thought/order/fear/doubt/word（口信）/ proof（证据）/belief/story