few的比較級是less嗎

　　例句：

　　The reality is that only a few young people will go into teaching.

　　實際情況是，只有很少的年輕人會去當教師。

　　I made only a few small changes to the report.

　　我對報告只做了幾處小改動。

　　In my experience, very few people really understand the problem.

　　據我的`經驗看，真正理解這個問題的人很少。