【单选题】导游员从接到旅行社下发的接待任务书开始,到前往接站地点之前,这个阶段是
【单选题】导游员从接到旅行社下发的接待任务书开始,到前往接站地点之前,这阶段是
【单选题】not polite to make fun of people who are in trouble. [ ]
【多选题】一幅模拟图像转化为数字图像,要经过()?
【判断题】一幅模拟图像要转化为数字图像,要经过采样,但不需要量化过程
【单选题】It’s not polite to enter the other’s room ________ knocking on the door.
【单选题】听力原文:W: Harry, It's polite to call friends before a visit, isn't it? M: You are absolutely right with that! People in the West usually don't like surprise visits. But close friends often drop in on ea...
A.
Surprise visits are acceptable among close friends.
B.
Surprise visits are not welcome even among close friends.
C.
People expect even their close friends to call them before their visits.
D.
Dropping in on your friends is considered good manners.