外勤人员外出需要配备基于3G的移动监控设备,以下哪个是最佳选择()
A.枪机
B.球机
C.单兵
D.硬盘录像机
参考答案:C
根据你的实际情况完成以下调查访谈,并在答题卡上将答案填写在对应题号的横线上。
You: Good morning, doctor.
Doctor: Good morning, You don't look well. What’s the matter?
You: 小题1: .
Doctor: Do you have a fever?
You: 小题2:___________. My temperature is a little high.
Doctor: When did it start?
You: 小题3:_______________.
Doctor: Did you have any medicine?
You: No, I didn't. 小题4:_____________?
Doctor: No, it isn’t very serious.You should take some medicine. You will feel better soon.
You: 小题5:_____________
Doctor: Three times a day.
You: Thank you.
Doctor: You are welcome.
简述电子商务的研究内容?