首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
A webcam is a digital camera that sends video images to other computer users. It’s about the【C1】______of a pool ball and typical
A webcam is a digital camera that sends video images to other computer users. It’s about the【C1】______of a pool ball and typical
admin
2012-01-19
60
问题
A webcam is a digital camera that sends video images to other computer users. It’s about the【C1】______of a pool ball and typically【C2】______on top of your computer monitor.Once the webcam is【C3】______to the USB port of your computer with the necessary software,【C4】______images of you can be sent to one or more users over the Internet【C5】______an instant messaging (IM)service.
A webcam costs about $50.More expensive models come with added【C6】______, such as better picture resolution.TWo leading makers,Logitech and Creative, offer a range of models,【C7】______software is included.There is no extra Internet【C8】______to send or receive video images, though you’ll have to【C9】______for a flee instant messaging service.Everyone can see and hear one another in【C10】______time.Grandparents can see their grandkids more【C11】______.Webcams can work with almost any computer bought in the past five years and can【C12】______long distance phone bills.
【C13】______you have broadband, that is, a high-speed cable-modem or DSL connection, images may【C14】______a long time to download,【C15】______a slide show rather than a movie.While webcams are easy to link to your computer, learning to【C16】______the software can take time.You have to make some rearrangement with the configurations.
【C17】______you have a 56k modem and the people you want to【C18】______won’t mind seeing live shots instead of perfect video, a webcam is still fun.【C19】______before you buy, be sure everyone【C20】______for the same IM service.
【C17】
选项
A、Because
B、Though
C、If
D、Unless
答案
C
解析
连词的用法。文中提到:如果你安装了56k的调制解调器,网络摄像头会很有趣。因此,[C] If符合句意。
转载请注明原文地址:https://kaotiyun.com/show/b3jd777K
本试题收录于:
公共英语三级笔试题库公共英语(PETS)分类
0
公共英语三级笔试
公共英语(PETS)
相关试题推荐
Applecomputerintroduceditspioneering,user-friendlyMackintoshcomputerin1984.The"Mac"quicklybecamepopularandappear
Applecomputerintroduceditspioneering,user-friendlyMackintoshcomputerin1984.The"Mac"quicklybecamepopularandappear
Applecomputerintroduceditspioneering,user-friendlyMackintoshcomputerin1984.The"Mac"quicklybecamepopularandappear
Applecomputerintroduceditspioneering,user-friendlyMackintoshcomputerin1984.The"Mac"quicklybecamepopularandappear
Applecomputerintroduceditspioneering,user-friendlyMackintoshcomputerin1984.The"Mac"quicklybecamepopularandappear
Applecomputerintroduceditspioneering,user-friendlyMackintoshcomputerin1984.The"Mac"quicklybecamepopularandappear
随机试题
下列哪项不属于水火共制法
A.耐受性B.耐药性C.致敏性D.首剂现象E.生理依赖性反复使用抗生素,细菌会出现
资产负债表中,“应收账款”项目应根据()填列。
中国银行业协会的常务理事会由()等组成。
如果发现发言者的讲话内容与会议主题无关,会议主持人应()。
与传统教学方法相比,现代教学提倡()
在课外、校外教育中,教师处于()
实践是检验真理的唯一标准.并不排斥逻辑证明的作用。逻辑证明()
Inscience,atheoryisareasonableexplanationofobservedeventsthatarerelated.Atheoryofteninvolvesanimaginarymodel
OnPublicSpeakingI.People’sfrequentresponsetogivingtheirfirstspeech:feel【T1】______【T1】______II.Thespeaker’ss
最新回复
(
0
)