2017年托福考試閱讀長難句分析
導語：長難句是托福閱讀的大障礙，理解不當對于做題有很大的影響。因此攻克了長難句，相信大家會輕松不少，下面是小編為您收集整理的英語資料，希望對您有所幫助。
托福閱讀長難句：懷孕魚龍群
There are numerous unsubstantiated reports that natural vitamins are superior to synthetic ones，that fertilized eggs are nutritionally superior to unfertilized eggs，that untreated grains are better than fumigated grains and the like.
(并列同位語從句reports that…，that…，that…)
關于天然維生素優于人造維生素，受精蛋比未受精蛋的營養價值更高，未經熏蒸消毒處理的谷物比經過處理的好等等報道屢見不鮮，但都沒有得到證實。
分句1：There are numerous unsubstantiated reports
分句2：that natural vitamins are superior to synthetic ones
分句3：that fertilized eggs are nutritionally superior to unfertilized eggs
分句4：that untreated grains are better than fumigated grains and the like
分句1是整個長句的主句，分句2、分句3和分句4是并列關系，共同構成分句1的'同位語從句。本句的意思是有很多沒有經過證實的報道，然后并列了三個未經過證實的報道的從句。
托福閱讀長難句：食用綠色食品
As a result，claims that eating a diet consisting entirely of organically grown foods prevents or cures disease or provides other benefits to health have become widely publicized and form the basis for folklore.
(同位語從句claims that…)
結果，那些認為只食用綠色食品就能防治疾病或增進健康的觀點廣為人知，并成為一些民間說法的.基礎。
分句1： that eating a diet consisting entirely of organically grown foods prevents or cures disease or provides other benefits to health
分句2： claims have become widely publicized and form the basis for folklore
分句1作為分句2主語 "claim" 的同位語從句嵌套在分句2中。因此本句的主句就是分句2. 同位語從句是that eating a diet consisting entirely of organically grown foods prevents or cures disease or provides other benefits to health：吃有機食品就能防治疾病或增進健康。
托福閱讀長難句：二戰之后的加拿大
Basic to any understanding of Canada in the 20 years after the Second World War is the country's impressive population growth.
(倒裝結構Basic to any understanding…is…)
要理解二戰之后20年中的`加拿大，就必須了解該國驚人的人口增長。
分句1：Basic to any understanding of Canada in the 20 years after the Second World War
分句2：is
分句3：the country's impressive population growth
分句1，2，3共同構成倒裝句，正常的語序應該是3，2，1，即：該句的正常語序是The country's impressive population growth is basic to any understanding of Canada in the 20 years after the Second World War.
本句是一個簡單句，只不過使用了倒裝，謂語動詞是is.
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