问题
单项选择题
下列哪一种设备不能向PC机输入视频信息
A．视频投影仪
B．视频采集卡
C．数字摄像头
D．数字摄像机
答案
参考答案：A
解析： 视频投影仪是视频输出设备。
搜题请搜索小程序“爱下问搜题”
下列哪一种设备不能向PC机输入视频信息
A．视频投影仪
B．视频采集卡
C．数字摄像头
D．数字摄像机
参考答案：A
解析： 视频投影仪是视频输出设备。
| 情景会话。 从方框内选择适当的句子完成下列对话：(有两项是多余的) | |
| A: What's wrong with you, young man? B: Doctor, I've got a bad headache and I have a cold. A: ______(1) B: I don't know. A: Well. I'd better take your temperature. B: Is it serous? A: No. _______(2) It's nothing serious. You've had a bad cold. B: _______(3) A: Yes, Take this medicine three times a day and drink a lot of water. B: Shall I come again? A: Yes. ________(4) B: Shall I go to a party this afternoon? A: _________(5) Stay in bed and take a good rest. | |
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