新技术
参考答案：
指以计算机多媒体、网络通信、人工智能和虚拟现实为代表的信息技术。
What happened to the city after the mass move
A．Housing costs decreased.
B．Crime rate was much lower than before.
C．All business moved out.
D．Cities declined.
如果菜品质量问题退菜（包括菜的变质、口味不符、菜品明显不新鲜等），怎么处理？
