few的比较级是fewer，few的最高级是fewest。few作形容词，意思是很少的；几乎没有的，常与复数名词和复数动词连用。few作代词时意思是很少；几个，作主语时谓语动词必须用复数形式。fewer的意思是较少的；更少的，也是与复数名词连用。

造句：

She could barely hold on for a few minutes。她几乎几分钟都支撑不住了。

only a few journalists were allowed in。只有少数记者被允许入内。

I'm going to stay at Grandma's for a few days。我打算这段时间去外婆家住几天。

There are fewer apples this year than usual。今年收获的苹果比往年少。

There are fewer students taking the science course now。现在选修理科的学生少了。

Fewer people eat with their left hand than with their right。用左手吃饭的人比用右手的少。