界面往往指的是几个不同的人员群、几个不同的组织或子系统之间的任务或工作的联系或交界(接口)。
参考答案:对
My relationship with my mother changed after I went to college. When I was at home, we小题1:about many things, for example, wearing makeup(化妆) and talking on the phone. One time, before a big party, she 小题2:to let me leave the house. She thought my makeup was too heavy. I had to wash my face before I went to the party. I was the only girl without makeup, and I was so小题3:. And when I talked to my friends on the phone, my mum always shouted to tell me to hang up, and the person I was talking to could hear her. Her小题4:always made me upset.
《节约能源法》对节约标准的实施以及节能材料的()要求作了具体规定。
A.生产
B.检测
C.销售
D.使用