为了提高安全性,应培养以下哪些习惯()? A. A:打开电子邮件附件时应谨慎 B. B:从不打开电子邮件附件 C. C:将计算机放置在封闭的房间 里,且不设置 Internet连接 D. D:每六个月更新一次防病毒软件
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【单选题】----- Hey, Jenny! Look at my new jacket. What do you think of it? ----- Mmm, its style is very original, but the color doesn’t ______ your trousers.
【单选题】London's First Light Rail System The Docklands Light Railway (DLR) took just three years to build at a cost of £77 million. It is London's first Light Rail System, but its route follows that of a numb...
A.
was constructed in the nineteenth century.
B.
will be finished in three years' time.
C.
follows some of the original lines.
D.
took three years longer than expected to complete.