第一:賓語從句
Eg: Some people claim that government should be mainly responsible for the environmental pollution.一些人認為政府應(yīng)對環(huán)境污染負主要責任。
第二:狀語從句
在托福寫作當中運用的最多的是以下五種狀語從句,即原因狀語從句,讓步狀語從句,條件狀語從句,時間狀語從句和目的狀語從句。
1.原因狀語從句
常由because, as, since和for引導。2013年托??荚噷懽黝}型解讀托福臨考前復習,1月12日首場托福,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,因為它的好處遠遠大于壞處。
2.讓步狀語從句常由although, though, even though/ if, as long as和not with standing引導Eg: Although this view is wildly held, this is little evidence that education can be obtained at any age and at any place.盡管這一觀點被廣泛接受,很少有證據(jù)表明教育能夠在任何地點、任何年齡進行。
3.條件狀語從句常由if, on the condition that和providing that引導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現(xiàn)你的雄心壯志,你必須努力工作、艱苦奮斗、準備好條件。
4.時間狀語從句常由when和while引導Eg: When it comes to education, the majority of people believe that education is a lifetime study.說到教育,大部分人認為其是一個終生的學習。
5.目的狀語從句常由so that和in order that引導Eg: Millions of people have to spend more time and energy on studying new skills and technology so that they can keep a favorable position in job market.成千上萬的人們不得不花費的精力和時間學習新的技術(shù)和知識,使得他們在就業(yè)市場能保持優(yōu)勢。
第三:同位語從句
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。
第四:主語從句
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。
第五:定語從句
最常用的一種句型之一。適當?shù)剡\用定語從句可以給你的文章增色不少。例如,下面的這兩個句子用上定語從句馬上就變成了一個漂亮的復雜句。Bad books contain evil thoughts. In them, there might be much description about violence, superstition, and sex.改變后:Bad books, in which there might be much description about violence, superstition, and sex, contain evil thoughts.
第六:強調(diào)句
It is + 被強調(diào)的內(nèi)容 + thatEg: 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?shù)拇胧?,這個棘手的問題才能被解決。
第八:被動語態(tài)
Eg: Every means should be tried to protect the environment on which people live.人們應(yīng)竭盡全力來保護我們賴以生存的環(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)是一個新興的行業(yè),它成為經(jīng)濟的主要在很多東南亞國家起著尤為重要的作用。
第十:插入語
一種獨立成分,與句子的其它成分一般沒有語法上的關(guān)系。大都是對一句話作一些附加說明或解釋。它通常由一個詞、一個短語或一個句子構(gòu)成位置較為靈活,可置于句首、句中或句末,一般用逗號或破折號與句子隔開。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,給我們帶來了極大的方便。