第159句：

Ask anyone why there is an obesity epidemic and they will tell you that it's all down to eating too much and burning too few calories.

隨便問一個人為什么他會患上肥胖癥時，他們都會告訴你，“那都是由于平時吃得太多而消耗的熱量又太少”。

六級詞匯講解:

本句是個并列復合句，主干是Ask anyone why...and they will tell you that...why引導的從句作anyone的賓語補足語；that引導的從句則作you的賓語補足語。

be down to意為“可歸因于，因為”。如：

How much sleep you need could be down to one gene.

人需要多少睡眠時間可能歸因于一種基因。

六級考點歸納：

與few相關的短語在六級考試里也很常見：

a good few意為“相當多，不少”。如：

I've tumed down a good few job offers.

我已經拒絕了不少工作機會。

a very few意為“極少數”。如：

Only a very few people can understand his new theory.

只有極少數人能理解他的新理論。

no fewer than意為“不少于，多達”。如：

There were no fewer thana thousand people in the hall.

大廳里有多達1000人。

quite a few／not afew意為“相當多，不少”。如：

Quite a few people came to the New Year Concert.

有相當多的人來聽新年音樂會。

some few意為“有一些；頗有幾個”。如：

Some few ofthe students are absent today.

有些同學今天缺席。