首页
登录
职称英语
[originaltext] Make millions with no work! Lose 5 kg overnight! Clear your c
[originaltext] Make millions with no work! Lose 5 kg overnight! Clear your c
游客
2023-07-17
43
管理
问题
Make millions with no work! Lose 5 kg overnight! Clear your credit history! The secrets to getting hot girls! Get out of debt!
Junk email messages like these, also known as spam, are familiar to anyone with an email account. On average, each email user received 1,300 spam messages last year, and that number is expected to increase to 3,900 by the year 2007.
Junk mail is nothing new. For years, marketing groups have collected consumer information, including addresses and phone numbers, and sold them as lists to interested advertisers. But with junk mail, the high cost of mailing packages to large groups of people kept it down to a manageable level. But with email, anyone With a computer and Internet connection can now send messages around the world for free.
But it’s the people who receive spam who wind up paying. It is estimated that spam costs companies millions of dollars every year due to wasted time, connection costs and lost emails.
选项
A、130.
B、3,900.
C、13,000.
D、1,300.
答案
D
解析
短文第二段明确提到On average,each email user received 1,300 spam messages last year。
转载请注明原文地址:https://tihaiku.com/zcyy/2845445.html
相关试题推荐
[originaltext]Morethan30,000driversandfront-seatpassengersarekilled
[originaltext]Morethan30,000driversandfront-seatpassengersarekilled
[originaltext]Morethan30,000driversandfront-seatpassengersarekilled
[originaltext]M:Whatdoyouthinkofmynewsweater,Tracy?W:Well,it’svery
[originaltext]M:Excuseme,Iwaswonderingifitwaspossibletojointhelibr
[originaltext]M:Excuseme,Iwaswonderingifitwaspossibletojointhelibr
[originaltext]M:Theguyinthenextapartmenthasbeenplayingtrumpetformor
[originaltext]M:Theguyinthenextapartmenthasbeenplayingtrumpetformor
[originaltext]M:Theguyinthenextapartmenthasbeenplayingtrumpetformor
[originaltext]Atruefriendshipcarriesalonghistoryofexperiencethatd
随机试题
Howlonghasthemansufferedfromthesymptomshedescribed?[br][originaltex
Obesity(肥胖)hasbecomeanepidemic.NotonlydoesObesityhavemore【C1】____
Arelationshipwithyourcustomerislikeanyrelationship:It【C1】______time
Thevalueofone’slife______(由他对社会做了多少事来衡量),nothowlonghelivesintheworld
楼层梯段相邻踏步高差不应大于10mm;每踏步两端宽度差不应大于10mm,旋转楼梯
()不是数据仓库的特点。A.面向主题 B.相对稳定 C.反映历史变化
PID诊断的附加条件口腔温度A、≥37.3℃ B、≥38.3℃ C、≥3
仅仅在歌词上方写下简单的符号,指示上升或下降的语言音调变化,这种简单的符号谱被称
鼓胀的病机主要是A.气机阻滞,瘀血内结 B.肝脾肾受损,气滞血结,水停腹中
马克思主义认识论认为,认识的辩证过程是( ) A.从相对真理到绝对真理的发展
最新回复
(
0
)