首页
登录
职称英语
Wi-Fi is a method of communication between computers without the use of wire
Wi-Fi is a method of communication between computers without the use of wire
游客
2023-07-17
52
管理
问题
Wi-Fi is a method of communication between computers without the use of wires. This is how it 【S1】______. One computer has a very small, low-power radio 【S2】______ and receiver device. It communicates with a device called a router(路由器) that is 【S3】______ to a second computer. The second computer is linked to the Internet in the 【S4】______ way by telephone. The router sends and receives signals to and from both computers.
The first computer must be within several meters of the router for the system to work. 【S5】______ can be placed almost anywhere. Usually, a network of routers 【S6】______ a large area. As a result, a person with a small laptop computer can use the machine to link with the Internet at any place that has a router.
Wi-Fi uses several frequencies at the same time. This prevents 【S7】______ and produces a clear radio signal. Most modern laptop computers search for the nearest Wi-Fi link as soon as they are turned on. The computer produces a message telling the owner if it has found a Wi-Fi link and how 【S8】______ the signal is.
Wi-Fi is becoming 【S9】______ popular in the United States. Industry experts say that more than 64 million Wi-Fi systems are expected to be sold this year. More than 8.5 million American homes have Wi-Fi 【S10】______. Experts say this is expected to increase to 28 million homes in 2008.
Word Bank:
A. commonly I. works
B. covers J. Routers
C. transmitter K. fast
D. joined L. attached
E. extremely M. strong
F. traditional N. equipment
G. signal O. exercises
H. interference
选项
答案
I
解析
根据句子结构此处应为一般现在时第三人称单数动词;根据文中第一句话可知此处谈的是无线上网技术的工作原理。exercise除“锻炼”之意外,还有“运用,使用”的意思,但它是及物动词,所以应选works。
转载请注明原文地址:https://tihaiku.com/zcyy/2844340.html
相关试题推荐
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
Scandalsarerootedintest-basedsystems;theyexistwithorwithoutfraud.
[originaltext]Eyecontactisameetingoftheeyesbetweentwoindividuals.
[originaltext]Eyecontactisameetingoftheeyesbetweentwoindividuals.
[originaltext]Eyecontactisameetingoftheeyesbetweentwoindividuals.
随机试题
[audioFiles]audio_eufm_061(20101)[/audioFiles]A、Steelcables.B、Anopencarriag
【1】[br]【7】[originaltext]Woman:Hello.I’dliketobecomeamemberofthegym.
Whenisthedeadlineforhandingindissertations?[br]Whatwillthestudentsp
Althoughthedistributionofrecordedmusicwentdigitalwiththeintroductio
Betweenwhomdothedifferentopinionsexist?Thedifferentopinionsexistbetwe
工作环节是工程项目标准体系结构图中的各个模块,在说明栏目中可以对执行强制性条文的
.以下关于战术资产配置的说法错误的是()。A.战术资产配置的周期较长,一般在一
可用阴阳互根互用解释的是A:寒极生热 B:阴病治阳 C:寒者热之 D:重阴
吃不着葡萄就说葡萄酸,这种心理防御方式被称为()。A.否认 B.文饰 C.转
A.Ⅰ类洞 B.Ⅱ类洞 C.Ⅲ类洞 D.Ⅳ类洞 E.Ⅴ类洞后牙邻面龋坏制
最新回复
(
0
)