few和a few 修饰可数名词，little 和a little 修饰不可数名词;few和little表否定意义，可受very修饰。a few 和a little表肯定意义，可受only修饰。如：

　　① Few people will agree to the plan because it’s too dangerous.

　　② This text is easy to understand though there are a few new words in it.

　　③ -------There is little water left in my glass.

　　-------Will you please give me some?

　　④ Don’t worry, we have a little time left.