阅读理解
Bothcameraandacomputercould“see”somethingthatperhapsmillionsofpairsofeyesfailedtoseefor480years，theMonaLisa'slostnecklace.ThediscoveryaboutthefamouspaintingwasmadebyanAmericanphysicistin1986.
TheMonaLisapaintedbytheItalianLeonardodaVincihasbeenonshowforyearsinParisNowsomethingunusualontheneckhasbeen“seen”Thenecklacewhichtheartistlaterpaintedoverwillbeexaminedfurtherbyusinglaser(激光)toshowwhatliesrightunderthesurfaceofthefinishedwork.Thiswillhelpusunderstandhowtheartistdrewthepicture.Didhebeginwithaquick-madedrawingorhavesecondthoughtsashepaintedthepicture?
Thiskindofknowledgewillshowusthefamousartistatwork.ItmayalsohelpexplainMonaLisa'ssmilewhichhaspuzzledartloversforcenturies.
(1)TheAmericanphysicistknewmoreabout________.
[]
A．Laserandcomputer
B．painting
C．LeonardodaVinci
D．MonaLisa
(2)AccordingtothispassagewemayknowthatthepaintingMonaLisawasfinishedin________.
[]
A．1486
B．1496
C．1506
D．1516
(3)WecanguessthatLeonardodaVinciwasbornin________century.
[]
A．the16th
B．the15th
C．thesixtieth
D．thefiftieth
(4)Accordingtothispassagewhichiswrong?
[]
A．ThegreatworkMonaLisawasapuzzlingone.
B．WecanseeMonaLisa'snecklacenow.
C．LeonardodaVinciwasborninItaly.
D．Thegreatartistmighthavehadsecondthoughtsashepaintedthepicture.
