指导远离蹩脚英语之Saying I Don’t Know

　　SAYING　I DONT KNOW

　　The following expressions are casual andfamiliar. Depending on the tone of voice, they could be considered a bitsarcastic or rude. But often they are said in a moderate tone, and are simplyslangy ways of saying Idont know。

　　beats me

　　Youve got me

　　Search me

　　Im stumped

　　Your guess is as good as mine

　　I havent a clue

　　Im clueless

　　I have no idea

　　I havent the faintest idea

　　I couldnt tell you

　　I cant say

　　The expressions that follow are often saidwhen one doesnt know something and isnt interested in finding out, or whenone is disinterested and doesnt care to know. Theyre often said with adefensive tone of voice。

　　Who knows?

　　Dontask me

　　How should I know?

　　Why ask me?