EveryforeignstudentwhohasbeenacceptedtostudyinthiscountrymusthavealegaldocumentcalledavisafromtheUnitedStatesgovernment.AvisapermitsaforeigncitizentotraveltotheUnitedStatesandrequestpermissiontoen

　　EveryforeignstudentwhohasbeenacceptedtostudyinthiscountrymusthavealegaldocumentcalledavisafromtheUnitedStatesgovernment.AvisapermitsaforeigncitizentotraveltotheUnitedStatesandrequestpermissiontoenterthecountry.TherulesforgettingavisacanbefoundontheStateDepartmentWebsite.Theaddressisunitedstatesvisas.gov.Unitedstatesvisasisalloneword.AnotherStateDepartmentWebsiteforstudentsfromothercountriesiseducationusa.gov.

　　IfyouarerequestingavisaforthefirsttimeyoumayhavetoappearattheAmericanEmbassyinyourcountrytotalktoanofficial.EachstudentshouldcommunicatewiththeEmbassytofindoutifsuchaninterviewisneededandwhenitcantakeplace.

　　Itisimportanttoapplyforthevisaearly.StateDepartmentofficialssaynationalsecurityisthemostimportantissueindecidingifapersonwillbepermittedtoentertheUnitedStates.Officialsmustfindoutifastudentisonanylistofpeoplewithpossiblelinkstoterrorists.

　　EmbassiescannotissueavisamorethanninetydaysbeforethestartoftheeducationalprogramintheUnitedStates.IfyouareastudentstudyingintheUnitedStatesforthefirsttimeyouwillnotbepermittedtoenterthecountrymorethanthirtydaysbeforethestartofyourclasses.

　　ForeignstudentsacceptedatanAmericanschoolwillreceiveadocumentcalledaCertificateofEligibility.TheStateDepartmentsayseachstudentmustenterthecountryusingthecertificateprovidedbytheschoolheorshewillbeattending.Itisaviolationofthelawtoenterthecountryononeschool’scertificatebutattendanotherschool.

　　YouarepermittedtostayintheUnitedStatesonastudentvisaforthelengthofyourperiodofstudy.Thatmeansyoucanstayaslongasyouareafull-timestudent.Yourcollegeoruniversitywillprovidethegovernmentwithreportsaboutyoureducationaslongasyoucontinuetostudythere.Wewillhavemoreinformationaboutthatnextweek.

　　68.Accordingtothepassageavisais______.

　　A. somethingthatpermitsaforeigncitizentotraveltotheUSA

　　B. alegaldocumentissuedbytheUSgovernment

　　C. alegaldocumentissuedbyacountrytopermitaforeignertotraveltothecountryandrequesttoenter