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Unit10WorldintheCloud

(ExploringtheTopic)

一、根据首字母及汉语提示补全句子

I.Thefirstelectroniccomputerc(出现)in1946inAmerica.

2.Itcoveredanareaofnearly170s(平方)meters.

3.Thefirstpersonalcomputerwasmuchs(更小的)thanthefirstelectronic

computer.

4.PeoplecouldputthedesktopPConthet(顶部)ofadesk.

5.Smartphonesandtabletsareevent(更薄的)thanlaptops.

6.Teleshoppingisshoppingonatelephoneort(电视).

7.Ane(电子邮件)isamessageontheinternet.

8.E-booksared(数字的)booksforreadingonelectronicscreens.

9.Toomuchscreentimeish(有害的)toyourhealth.

10.Donotshareyourp(密码)withstrangersonline.

二、单项选择题

1.Thefirstelectroniccomputercoveredanareaofnearly170squaremetersandweighed

almost50.

A.kilogramsB.tonsC.grams

2.Withthedevelopmentofcomputertechnology,computersbecameandmore

powerful.

A.smallerandlighterB.bigandheavyC.oldandslow

3.Inthe1980s,thefirstcomputerappeared.

A.personalB.publicC.national

4.Peoplecouldplacethefirstlaptopontheirandcarryitinasmallbag.

A.lapsB.headsC.backs

5.Anemailisamessageonthe.

A.televisionB.telephoneC.internet

6.Toomuchscreentimeistoyourhealth.

A.helpfulB.harmfulC.useful

7.Youshoulddouble-checkalinkyouclickit.

A.beforeB.afterC.until

8.Ifyougetabadmessagefromsomeone,donot.

A.replyB.keepC.record

9.Byusingtheinternet,wecanmakethemostofit.

A.wiselyB.quicklyC.carelessly

10.Theinternetisanetworkofcomputers.

A.personalB.localC.worldwide

三、用单词的正确形式填空

I.Withthedevelopmentofcomputertechnology,computersbecamenotonlysmallerand

lighter,butalsomore(power).

2.PeoplecouldputthedesktopPConthetopofadesk,sothey(call)itdesktop

PC.

3.Today,wehaveeven(small),lighter,andthinnercomputers.

4.Mygrandfatherlikestoread(newspaper),butIpreferreadinge-booksonmy

phone.

5.Someuniversitiesofferfreeonline(course)ontheinternet.

6.Telemedicineallowsdoctorstoprovidehealthcarefor(patient)overalong

distance.

7.Toomuchscreentimeis(harm)toyourhealth.

8.Keepasimple(day)planforyourtimeonlineandfollowit.

9.Ifithappensagainandagain,(report)ittoateacher.

10.Theinternet(help)ustocommunicate,learnfactsandentertainourselves.

四、完型填空

阅读短文,从每题所给的A、B、C三个选项中选由最佳选项。

Today,morethanonebillionChinesepeopleusetheinterneteveryday.Asmorepeopleusethe

internet,risksalsoincrease.1canwestayhealthyandsafewhilemakinggooduseofthe

internet?

First,usetheinternettolearnnew2andlookupusefulinformation.Readnewsfrom

safewebsitesandstudyonline.Keepasimpledailyplanforyourtimeonlineand3it.

Second,donotspendtoomuchtimeonline.Toomuchscreentimeis4toyourhealth.

Setatimetogoonlineeachdayandtakeabreakontime.

Third,protectyourpersonalinformation.Donot5yourpassword,address,phone

number,orIDnumberwithstrangersonline.Double-checkalink6youclickit.

Finally,problemsmayalsocomefrompeoplearoundyou.Ifyougetabadmessagefrom

someone,donot7.Takeapictureofthescreenandkeeparecord.Ifithappensagainand

again,8ittoateacherortalktoyourparents.

Theinternetisawonderfulplace.Byusingit9,wecanmakethemostofitandstay

10andsafe.

LA.WhatB.HowC.Why

2.A.skillsB.booksC.words

3.A.breakB.followC.make

4.A.helpfulB.usefulC.harmful

5.A.shareB.giveC.send

6.A.afterB.beforeC.until

7.A.replyB.speakC.talk

8.A.reportB.tellC.write

9.A.quicklyB.wiselyC.slowly

10.A.healthyB.busyC.free

五、根据汉语意思完成句子

1.第一台电子计算机出现在1946年的美国。

Thefirstelectroniccomputercameintoin1946inAmerica.

2.早期的计算机非常大且非常重。

Earlycomputerswereveryand.

3.未来的计算机会变得更小、更轻。

Futurecomputerswillbecomeevenand.

4.远程购物是通过电话或电视购物。

Teleshoppingisshoppingonaortelevision.

5.远程工作者在家用电脑工作。

Ateleworkeronacomputerathome.

6.电子邮件是互联网上的信息。

Anemailisaontheinternet.

7.电子书是为在电子屏幕上阅读而设计的数字书籍。

E-booksarebooksdesignedforreadingonelectronicscreens.

8.网上购物现在在我们的生活中越来越流行。

Onlineshoppingisbecomingmoreandmoreinourlife.

9.我们应该明智地使用互联网。

Weshouldusetheinternet.

10.互联网帮助我们交流、学习知识和娱乐。

Theinternethelpsustocommunicate,learnfactsandourselves.

六、语篇填空

阅读短文,用括号中所给词的适当形式填空C

Inthe1980s,thefirstpersonalcomputer(PC)1(appear).Itwasmuchsmallerand

lighterthanthefirstelectroniccomputer.Peoplecouldputitonthetopofadesk,sothey2

(call)itdesktopPC.Soon,thefirstlaptopPCcameintobeing.Peoplecouldplaceiton

their3(lap)andcarryitinasmallbag.Today,wehaveevensmaller,lighter,and4

(thin)computers,suchassmartphonesandtablets.

Futurecomputerswillbecomeeven5(small)andmorepowerful.

Therearedifferentwaysofshoppinganddoingbusiness.Peoplecansellthingsthrough

televisionprograms,telephonecallsandtheinternet.Thatise-marketing.Nowitisbecomingmore

andmore6(popularity)inourlife.Itincludesthe7(buy)andsellingof

goodsandservicesontheinternetanditispartoftheebusiness.Peopleusuallypaywithemoney,

notin8(cash).

Theinternetisawonderfulplace.Byusingit9(wise),wecanmakethemostofit

andstayhealthyand1()(safely).

七、阅读理解

A

阅读短文,选择正确答案。

Thefirstelectroniccomputercameintobeingin1946inAmerica.Itcoveredanareaofnearly

170squaremetersandweighedalmost50tons.Withthedevelopmentofcomputertechnology,

computersbecamenotonlysmallerandlighter,butalsomorepowerful.

Inthe1980s,thefirstpersonalcomputer(PC)appeared.Itwasmuchsmallerandlighterthan

thefirstelectroniccomputer.Peoplecouldputitonthetopofadesk,sotheycalleditdesktopPC.

Soon,thefirstlaptopPCcameintobeing.Peoplecouldplaceitontheirlapsandcarryitinasmall

bag.Today,wehaveevensmaller,lighter,andthinnercomputers,suchassmartphonesandtablets.

1.Whendidthefirstelectroniccomputerappear?

A.In1946.B.In1980.C.In1985.

2.Howmuchdidthefirstelectroniccomputerweigh?

A.Nearly50kilograms.

B.Nearly50tons.

C.Nearly170tons.

3.WhywasthefirstpersonalcomputercalleddesktopPC?

A.Becauseitwasverysmall.

B.Becausepeoplecouldputitonadesk.

C.Becausepeoplecouldcarryitinabag.

4.Whatcanweinferaboutfuturecomputers?

A.Theywillbecomelargerandheavier.

B.Theywillbecomesmallerandmorepowerful.

C.Theywilldisappear.

5.Whatisthemainideaofthepassage?

A.Computersareveryexpensive.

B.Computershavebecomesmallerandmorepowerfulovertime.

C.Computersareonlyusedforwork.

B

阅读短文,选择正确答案。

Today,morethanonebillionChinesepeopleusetheinterneteveryday.Asmorepeopleusethe

internet,risksalsoincrease.Sohowcanwestayhealthyandsafewhilemakinggooduseofthe

internet?

First,usetheinternettolearnnewskillsandlookupusefulinformation.Readnewsfromsafe

websitesandstudyonline.Keepasimpledailyplanforyourtimeonlineandfollowit.

Second,donotspendtoomuchtimeonline.Toomuchscreentimeisharmfultoyourhealth.Set

atimetogoonlineeachdayandtakeabreakontime.

Third,protectyourpersonalinformation.Donotshareyourpassword,address,phonenumber,

orIDnumberwithstrangersonline.Double-checkalinkbeforeyouclickit.

Finally,ifyougetabadmessagefromsomeone,donotreply.Takeapictureofthescreenand

keeparecord.Ifithappensagainandagain,reportittoateacherortalktoyourparents.

6.HowmanyChinesepeopleusetheinterneteveryday?

A.Lessthanonebillion.

B.Morethanonebillion.

C.Exactlyonebillion.

7.Whatshouldyoudotoavoidtoomuchscreentime?

A.Setatimetogoonlineandtakeabreak.

B.Neverusetheinternet.

C.Usetheinternetonlyatnight.

8.Whatshouldyoudobeforecl

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