关于x的不等式组x-1≥a2x-4＜2a有解，则实数a的取值范围是______． 发布时间：2017-04-11 20:12 │ 来源：www.tikuol.com 题型：填空题 问题： 关于x的不等式组x-1≥a2x-4＜2a有解，则实数a的取值范围是______．
题型：填空题 选词填空。其中有两个多余选项)is concerned with ever since at a disadvantage cares about gave in think little of made up their minds came up with am fond of instead of at an end changed their minds play a part in make full use of concerns herself about 1. Our hunt for a cheaper but larger house is at last ________. 2. I was bitten by a dog once and I've been afraid of them _________. 3. She _________ a new idea for increasing sales. 4. This story _________ a Russian family in the 19th century. 5. Anyone who can't use a computer is _________. 6. You are a very brave boy, Henry, and I _________ you and trust you. 7. George used to __________ his wife's housework. 8. At last Mum _________ and bought Jim the picture book. 9. He genuinely_________his employees. 10. Being badly in need of money for operation, they _______to sell the house. 查看答案