题目

设集合，集合，则（ ）A. B. C. D. 答案：【答案】D【解析】分析:先化简集合P和Q,再求和.详解：由题得,，所以={x|x＜-2}，所以= ，故答案为：DThe man _________ her," Don't play soccer in the street again. " [     ]A. said      B. said to   C. told       D. told to