託福寫作評分標準中非常重要的一項就是句型結構，要求句型結構做到豐富多變。那到底什麼樣的句型才是高分句型呢?怎樣才能做到句型豐富呢?通過不斷地歸納和總結，小編將下面這十種高分句型介紹給大家。不需要你全部都用上，因為只要用上幾種就足以使你的寫作成績提高一個甚至幾個檔次!
第一，定語從句。
這應該算是寫作中最常用的一種句型之一。適當地運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複雜句。
Bad books contain evil thoughts. In them, there might be much description about violence, superstition, and sex. source:veduchina
→ Bad books, in which there might be much description about violence, superstition, and sex, contain evil thoughts.
第二，狀語從句。
在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
Eg: Nonetheless, I am still in favor of space travel, for its merits far outweigh demerits.
儘管如此，我還是贊成太空探險，因為它的好處遠遠大於壞處。
2. 讓步狀語從句：常由although, though, even though/ if, as long as和notwithstanding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.
儘管這一觀點被廣泛接受，很少有證據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. source:veduchina
假如你要取得成就或要實現你的雄心壯志，你必須努力工作、艱苦奮鬥、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更多的精力和時間學習新的技術和知識，使得他們在就業市場能保持優勢。
第三，賓語從句。
Eg: Some people claim that government should be mainly responsible for the environmental pollution.
一些人認為政府應對環境汙染負主要責任。
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. source:veduchina
許多專家指出這是現代社會發展必然的結果，無法避免。
第四，同位語從句。
Eg: It is an undeniable fact that environmental pollution becomes increasingly serious.環境汙染變得越來越嚴重是不可否認的事實。
Eg: No one can deny the basic fact that it is impossible for average workers to master those high-technology skills easily.
沒有人能否認這一基本事實：對於一般工人來講，輕鬆掌握這些技術是不可能的。
第五，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.
值得注意的是農村和城市的生態環境都在不斷惡化。
Eg: It is universally acknowledged that environmental pollution becomes one of the most serious problems in China or even the world as a whole. source:veduchina
眾所周知，環境汙染問題是中國乃至世介面臨的最為嚴重的問題之一。
第六，強調句: It is + 被強調的內容 + that
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，使得環境被汙染。
第七，倒裝句。
Eg: Only if the government will take some appropriate measures, will this intractable problem be tackled.
只有政府採取適當的措施，這個棘手的'問題才能被解決。
第八，被動語態。
Eg: Every means should be tried to protect the environment on which people live.
人們應竭盡全力來保護我們賴以生存的環境。
第九，分詞結構：包括現在分詞和過去分詞。
Eg: Tourism, which is a rising industry, has become the major source of economy, playing crucial role in many Asian countries. source:veduchina
旅遊業是一個新興的行業，它成為經濟的主要來源, 在很多東南亞國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.
具體來說，政府應該出臺相關法律法規對製造大量汙染物的工廠及故意亂扔垃圾隨地吐痰的人進行嚴懲。
