题目

—— He can’t understand us in class because he speaks ______ Chinese .             ——No surprise! He came to China just two weeks ago.             A、few      B、a few    C、little  D、a little 答案：C点P（-1，3）到直线l：y=k（x-2）的距离的最大值等于（ ）A．2B．3C．3D．2