题目

进入2019年7月以来，针对违法群租、“虚假房源信息”和炒作“学区房”等房地产市场乱象，北京市住房城乡建设委开展专项整治活动，10家违规发布房源信息的房地产经纪机构被查处。这表明①市场供需矛盾加剧导致市场调节失灵②市场经济的健康发展需要规范和引导③行政手段是规 范市场秩序的有效选择④完整掌握市场信息可避免市场盲目调节A.①② B.①④ C.②③ D.③④ 选词填空. or   no    most   some   how often   as for   maybe   Internet 1.______ homework, ______(51%-99%)students do homekorks every day. 2. ______ (1%-50%) students play computer games once a week. 3. No students surf the ______ every day.     4. ______ does he watch TV? —Every day. 5.Some students go shopping three ______ four times a week. 6.Old Henry is sad, because he has ______ friends. 7. He looks very tired, ______ he worked all night.