题目

 Because he is blessed with sharp observation and unfailing passion for life, everything around him can be the       of his paintings. A. review   B. item   C. subject   D. purpose 答案：C画出数轴，并在数轴上表示下列各数和它们的相反数，并比较这五个数的大小．-4，-35，-2.1，2，0．