问题补充：
Stop! I have to tell you.
A. talking, something important
B. talking, important something
C. to talk, anything important
D. to talk, important anything
答案：
(答案→)A. talking, something important
B. talking, important something
C. to talk, anything important
D. to talk, important anything
解析：句意：不要说话！我要告诉你一个重要的事情。stop doing sth停止正在做的事情；something important重要的事情，形容词修饰不定代词放在不定代词之后。故选A.
