同樣的意思寫成兩句話可能會(huì)覺(jué)得拖沓,那么定語(yǔ)從句可以使同樣的意思用一句話表達(dá)出來(lái)了。
例如,Bad books contain evil thoughts. In them, there might be much description about violence, superstition, and sex.
→ Bad books, in which there might be much description about violence, superstition, and sex, contain evil thoughts.
第二,狀語(yǔ)從句。
平時(shí)練習(xí)用五種狀語(yǔ)從句,原因狀語(yǔ)從句,讓步狀語(yǔ)從句,條件狀語(yǔ)從句,時(shí)間狀語(yǔ)從句和目的狀語(yǔ)從句,雅思寫作當(dāng)中前類是頻率最高的,大家一定好好掌握。
1. 原因狀語(yǔ)從句:常由because, as, since和for引導(dǎo)
Eg: Nonetheless, I am still in favor of space travel, for its merits far outweigh demerits.
盡管如此,我還是贊成太空探險(xiǎn),因?yàn)樗暮锰庍h(yuǎn)遠(yuǎn)大于壞處。
2. 讓步狀語(yǔ)從句:常由although, though, even though/ if, as long as和notwithstanding引導(dǎo)
Eg: Although this view is wildly held, this is little evidence that education can be obtained at any age and at any place.
盡管這一觀點(diǎn)被廣泛接受,很少有證據(jù)表明教育能夠在任何地點(diǎn)、任何年齡進(jìn)行。
3. 條件狀語(yǔ)從句:常由if, on the condition that和providing that引導(dǎo)
Eg: If you want to achieve something or intend to fulfill one of your ambitions, you must work hard, make efforts and get prepared.
假如你要取得成就或要實(shí)現(xiàn)你的雄心壯志,你必須努力工作、艱苦奮斗、準(zhǔn)備好條件。
第三, 賓語(yǔ)從句。
不必說(shuō),在描述各方觀點(diǎn)是賓語(yǔ)從句是最常用到的。
Eg: Some people claim that government should be mainly responsible for the environmental pollution.
一些人認(rèn)為政府應(yīng)對(duì)環(huán)境污染負(fù)主要責(zé)任。
Eg: Many experts point out that, along with the development of modern society, it is an inevitable result and there is no way to avoid it.
許多專家指出這是現(xiàn)代社會(huì)發(fā)展必然的結(jié)果,無(wú)法避免。
第四, 同位語(yǔ)從句。
用名詞性從句來(lái)解釋前面一個(gè)名詞。
Eg: It is an undeniable fact that environmental pollution becomes increasingly serious.
環(huán)境污染變得越來(lái)越嚴(yán)重是不可否認(rèn)的事實(shí)。
Eg: No one can deny the basic fact that it is impossible for average workers to master those high-technology skills easily.
沒(méi)有人能否認(rèn)這一基本事實(shí):對(duì)于一般工人來(lái)講,輕松掌握這些技術(shù)是不可能的。
第五,主語(yǔ)從句。
Eg: What has caught our attention is /It is noticeable that the environment in both the rural and urban areas is deteriorating.
值得注意的是農(nóng)村和城市的生態(tài)環(huán)境都在不斷惡化。
Eg: It is universally acknowledged that environmental pollution becomes one of the most serious problems in China or even the world as a whole.
眾所周知,環(huán)境污染問(wèn)題是中國(guó)乃至世界面臨的最為嚴(yán)重的問(wèn)題之一。
第六,強(qiáng)調(diào)句: It is + 被強(qiáng)調(diào)的內(nèi)容 + that 這與主語(yǔ)從句是有區(qū)別的。
Eg: It is cars and factories that release a great deal of gases, polluting the environment.
汽車和工廠排放大量的廢氣,使得環(huán)境被污染。
第七,倒裝句。
Eg: Only if the government will take some appropriate measures, will this intractable problem be tackled.
只有政府采取適當(dāng)?shù)拇胧?,這個(gè)棘手的問(wèn)題才能被解決。
第八,被動(dòng)語(yǔ)態(tài)。
當(dāng)主語(yǔ)不明或者不愿突出主語(yǔ)的情況下使用。
Eg: Every means should be tried to protect the environment on which people live.
人們應(yīng)竭盡全力來(lái)保護(hù)我們賴以生存的環(huán)境。
第九, 分詞結(jié)構(gòu):包括現(xiàn)在分詞和過(guò)去分詞。
Eg: Tourism, which is a rising industry, has become the major source of economy, playing crucial role in many Asian countries.
旅游業(yè)是一個(gè)新興的行業(yè),它成為經(jīng)濟(jì)的主要, 在很多東南亞國(guó)家起著尤為重要的作用。
Eg: To be more specific, government should stage some relevant laws or regulations to severely punish the factory producing a great number of pollutants and the people littering or spitting deliberately.
具體來(lái)說(shuō),政府應(yīng)該出臺(tái)相關(guān)法律法規(guī)對(duì)制造大量污染物的工廠及故意亂扔垃圾隨地吐痰的人進(jìn)行嚴(yán)懲。
第十,插入語(yǔ)。
表強(qiáng)調(diào),這是一個(gè)稍微難一點(diǎn)的語(yǔ)法點(diǎn),大家酌情使用。
它通常由一個(gè)詞、一個(gè)短語(yǔ)或一個(gè)句子構(gòu)成,位置較為靈活,可置于句首、句中或句末,一般用逗號(hào)或破折號(hào)與句子隔開(kāi)。
Eg: Computer, an indispensable part in our life, has brought us great conveniences.
電腦,我們生活中必不可少的一部分,給我們帶來(lái)了極大的方便。
Eg: College students, lacking social experience, are easily cheated.
大學(xué)生,沒(méi)有社會(huì)經(jīng)驗(yàn),容易上當(dāng)受騙。