题目

已知关于x的不等式组的解集为x＞1，则a的取值范围是_____． 答案：【答案】a≤1．【解析】根据不等式组的解集是同大取大，可得答案．解：由关于x的不等式组的解集为x＞1，得a≤1，故答案为：a≤1．Dr. Peter Spence,          headmaster of the school, told us,        fifth of pupils here go on to study at Oxford and Cambridge.A．不填；AB．不填；TheC．the; TheD．a; A