WhatwoulditbeliketotakeawalkonthesurfaceofMars?Ifyoucoulddesignthetallestbuildingintheworldwhatwoulditlooklike?DoyoudreamofbeingthenextJ．K.Rowling?Thissummeryoucanexperienceallofthesethingsandmore.AllyouneedisanInternetconnectionandyourimagination.

ArecentstudybytheKaiserFamilyFoundationfoundthatkidsspendanaverageof1hourand29minutesonlineeachday.Manykidsliketousethattimetochatwithfriendsplaygamesorchecke?mails.ButthenexttimeyougetontheWebtryexploringtheworldinstead.“WiththeInternetyoucangoback11000yearsintimeorgo11000kilometersacrosstheplanet.”saidRussellWebsearchexpertofGoogle.“Thewholescopeofhistoryandtheworldisopentoyou.”

Thereisawealthofinformationtobefoundonline.Forexampleifyourfamilyisgoingonvacationsomewhere，doaquickonlinesearchontheareabeforeyouevengetinthecar.“What'sthebackgroundoftheplace;what'sthehistory？”saysRussell.“Iliketotellmykids‘Wheneveryouhaveaquestionwheneveryouhaveadoubtsearchitout.’”

Readytolaunchavirtualjourneyofyourown?Hereareafewstartingpointstogetyouthinkingandtohelpyouonyourway.Youcaninviteyourparentsalongfortheridetoo.Alwaysaskforpermissionbeforedownloadingprogramsandsoftwareontoyourcomputer.AndcheckwithaparentoranadultbeforevisitinganewWebsite.

Navigatetheworldin3?DwithGoogleEarth.Begininouterspaceandzoom(快速移动)intothestreetsofanycityfromHongKongtoSanFrancisco.Orvisitancientmonumentswatchthechangingrainforestsovertimeanddiveunderwatertoexploretropicalreef.

WiththeMooninGoogleEarthtoolyoucanwalkinNeilArmstrong'sfamousfootsteps.Takeaguidedtourofthemoon'ssurfacewithArmstrong'sfellowshuttlemateastronautBuzzAldrin.

Whenyou'reexploringthatpartofthesolarsystemhoponovertotheRedPlanetwithGoogleMars.ThereyoucanmoveveryquicklyaroundthesurfaceandseeimagesfromtheMarsRovers.

1.Theauthorusesquestionsinthefirstpassageto________.

A．introducethetopicoftheparagraph

B．questionthepossibilityofrealizingthedream

C．attractthereaders'attention

D．letthereadersan