狀語從句知識(shí)點(diǎn)總結(jié)：狀語從句的簡(jiǎn)化
【導(dǎo)語】英語語法讓很多學(xué)生都頭疼，因?yàn)閺?fù)雜難懂的句式和詞組有時(shí)難以記憶。英語網(wǎng)為大家整理了英語語法大全，希望對(duì)同學(xué)們的英語語法學(xué)習(xí)有所幫助。更多內(nèi)容盡在英語網(wǎng)。
狀語從句的簡(jiǎn)化、狀語從句的省略
狀語從句同時(shí)具備下列兩個(gè)條件:①主句和從句的主語一致，或從句主語為it;②從句主要?jiǎng)釉~是be的某種形式。從句中的主語和be動(dòng)詞常可省略。例如：
When ( the museum is ) completed , the museum will be open to the public next year .
當(dāng)(博物館)完成，該博物館將于明年向公眾開放
Hell go to the seaside for his holiday if (it is ) possible.
如果可能，他將去海邊度假的話
另外，比較狀語從句經(jīng)常省略。例如：
Im taller than he (is tall ).
我比他高
The higher the temperature (is), the greater the pressure (is ).
溫度越高，壓力越大
就狀語從句而言,有時(shí)為了使語言言簡(jiǎn)意賅,常常將狀語從句進(jìn)行簡(jiǎn)化。狀語從句的簡(jiǎn)化現(xiàn)象在口語中較為普遍,而且在高考中的復(fù)現(xiàn)率也較高。因此,有必要對(duì)其進(jìn)行全面、透徹的了解。
狀語從句的簡(jiǎn)化現(xiàn)象常存在于以下五種狀語從句中:
①由if, unless等引導(dǎo)的條件狀語從句;
②由although, though, even if / though等引導(dǎo)的讓步狀語從句;
③由when, while, as, before, after, until / till等引導(dǎo)的時(shí)間狀語從句;
④由as, as if等引導(dǎo)的方式狀語從句;
⑤由as, than等引導(dǎo)的比較狀語從句。下面針對(duì)這五種情形作一歸納。
(1)當(dāng)狀語從句的主語是it,且謂語動(dòng)詞是be時(shí),it和be要完全簡(jiǎn)化掉。例如:
If (it is) possible, he will help you out of the difficulty.
如果可能的話,他會(huì)幫你擺脫困境。
You must attend the meeting unless (it is) inconvenient to you。
除非情況對(duì)你來說不方便,否則你必須出席這次會(huì)議。
(2)當(dāng)狀語從句的主語和主句的主語一致時(shí),從句可以將主語和be動(dòng)詞簡(jiǎn)化掉。常用于以下幾種情形:
連詞+形容詞
As (he was) young, he learned how to ride a bike.
他小時(shí)候就學(xué)會(huì)了騎自行車。
Whenever (she is) free, she often goes shopping.
她有空就去逛商店。
Work hard when (you are) young, or youll regret.
少壯不努力,老大徒傷悲。
連詞+名詞
While (he was) a young boy, he was always ready to help others.
他在孩子時(shí)代就樂于助人。
Although (he was) a farmer, now he is a famous director.
盡管他曾是個(gè)農(nóng)民,但現(xiàn)在他是位著名的導(dǎo)演了。
連詞+現(xiàn)在分詞
As (she was) walking along the river bank, she was singing a pop song.
她沿著河堤邊走邊唱著流行歌曲。
Although (he is) doing his best in maths these days, he has still got no good marks.
盡管近來他一直在學(xué)數(shù)學(xué),但他仍然沒有取得好成績(jī)。
連詞+過去分詞
He wont go there with us unless (he is) invited.
除非受到邀請(qǐng),否則他不會(huì)和我們一道去那里。
The concert was a great success than (it was) expected
.這場(chǎng)音樂會(huì)出乎意料地取得了巨大成功。
連詞+不定式
He stood up as if (he were) to say something.
當(dāng)時(shí)他站起來好像要說什么。
He wouldnt solve the problem even if (he were) to take charge.
即使他來負(fù)責(zé),他也解決不了這個(gè)問題。
連詞+介詞短語
She looked anxious as though (she was) in trouble.
她看上去很焦急,好像遇到了麻煩。
He had mastered the English language before (he was) in the USA.
他到美國(guó)之前就懂英語了。
注意:當(dāng)從句主語和主句主語不一致時(shí),從句部分要么用完全形式,要么用獨(dú)立主格結(jié)構(gòu)來表達(dá)。例如:
When the meeting was over, all the people went out of the meeting-room.
當(dāng)會(huì)議結(jié)束時(shí),人們都走出了會(huì)議室。(=The meeting over）
【導(dǎo)語】英語語法讓很多學(xué)生都頭疼，因?yàn)閺?fù)雜難懂的句式和詞組有時(shí)難以記憶。英語網(wǎng)為大家整理了英語語法大全，希望對(duì)同學(xué)們的英語語法學(xué)習(xí)有所幫助。更多內(nèi)容盡在英語網(wǎng)。
狀語從句的簡(jiǎn)化、狀語從句的省略
狀語從句同時(shí)具備下列兩個(gè)條件:①主句和從句的主語一致，或從句主語為it;②從句主要?jiǎng)釉~是be的某種形式。從句中的主語和be動(dòng)詞常可省略。例如：
When ( the museum is ) completed , the museum will be open to the public next year .
當(dāng)(博物館)完成，該博物館將于明年向公眾開放
Hell go to the seaside for his holiday if (it is ) possible.
如果可能，他將去海邊度假的話
另外，比較狀語從句經(jīng)常省略。例如：
Im taller than he (is tall ).
我比他高
The higher the temperature (is), the greater the pressure (is ).
溫度越高，壓力越大
就狀語從句而言,有時(shí)為了使語言言簡(jiǎn)意賅,常常將狀語從句進(jìn)行簡(jiǎn)化。狀語從句的簡(jiǎn)化現(xiàn)象在口語中較為普遍,而且在高考中的復(fù)現(xiàn)率也較高。因此,有必要對(duì)其進(jìn)行全面、透徹的了解。
狀語從句的簡(jiǎn)化現(xiàn)象常存在于以下五種狀語從句中:
①由if, unless等引導(dǎo)的條件狀語從句;
②由although, though, even if / though等引導(dǎo)的讓步狀語從句;
③由when, while, as, before, after, until / till等引導(dǎo)的時(shí)間狀語從句;
④由as, as if等引導(dǎo)的方式狀語從句;
⑤由as, than等引導(dǎo)的比較狀語從句。下面針對(duì)這五種情形作一歸納。
(1)當(dāng)狀語從句的主語是it,且謂語動(dòng)詞是be時(shí),it和be要完全簡(jiǎn)化掉。例如:
If (it is) possible, he will help you out of the difficulty.
如果可能的話,他會(huì)幫你擺脫困境。
You must attend the meeting unless (it is) inconvenient to you。
除非情況對(duì)你來說不方便,否則你必須出席這次會(huì)議。
(2)當(dāng)狀語從句的主語和主句的主語一致時(shí),從句可以將主語和be動(dòng)詞簡(jiǎn)化掉。常用于以下幾種情形:
連詞+形容詞
As (he was) young, he learned how to ride a bike.
他小時(shí)候就學(xué)會(huì)了騎自行車。
Whenever (she is) free, she often goes shopping.
她有空就去逛商店。
Work hard when (you are) young, or youll regret.
少壯不努力,老大徒傷悲。
連詞+名詞
While (he was) a young boy, he was always ready to help others.
他在孩子時(shí)代就樂于助人。
Although (he was) a farmer, now he is a famous director.
盡管他曾是個(gè)農(nóng)民,但現(xiàn)在他是位著名的導(dǎo)演了。
連詞+現(xiàn)在分詞
As (she was) walking along the river bank, she was singing a pop song.
她沿著河堤邊走邊唱著流行歌曲。
Although (he is) doing his best in maths these days, he has still got no good marks.
盡管近來他一直在學(xué)數(shù)學(xué),但他仍然沒有取得好成績(jī)。
連詞+過去分詞
He wont go there with us unless (he is) invited.
除非受到邀請(qǐng),否則他不會(huì)和我們一道去那里。
The concert was a great success than (it was) expected
.這場(chǎng)音樂會(huì)出乎意料地取得了巨大成功。
連詞+不定式
He stood up as if (he were) to say something.
當(dāng)時(shí)他站起來好像要說什么。
He wouldnt solve the problem even if (he were) to take charge.
即使他來負(fù)責(zé),他也解決不了這個(gè)問題。
連詞+介詞短語
She looked anxious as though (she was) in trouble.
她看上去很焦急,好像遇到了麻煩。
He had mastered the English language before (he was) in the USA.
他到美國(guó)之前就懂英語了。
注意:當(dāng)從句主語和主句主語不一致時(shí),從句部分要么用完全形式,要么用獨(dú)立主格結(jié)構(gòu)來表達(dá)。例如:
When the meeting was over, all the people went out of the meeting-room.
當(dāng)會(huì)議結(jié)束時(shí),人們都走出了會(huì)議室。(=The meeting over）
