【托业填空：Theeventincludedanumberoflecturesandworkshopsthatwere__148__tothepublic.Geneva,Switzerland—TheInternationalAssociationofOrthopedicSurgeons__147_heldits5thannualconventionattheEuropeanCenterinGeneva.The】

　　托业填空：Theeventincludedanumberoflecturesandworkshopsthatwere__148__tothepublic.

　　Geneva,Switzerland—TheInternationalAssociationofOrthopedicSurgeons__147_heldits5thannualconventionattheEuropeanCenterinGeneva.Theweeklongconventionwasresoundingsuccess,bringinginmedicalpractitionersandresearchersfromaroundtheworld.Theeventincludedanumberoflecturesandworkshopsthatwere__148__tothepublic.

　　BerndWassal,presidentoftheassociation,voicedhisgratitudetothecityattheevent’sclosingdinner,andheannouncedhisplanstoholdthemeetinginGenevaagainintwoyears.Nextyear’s__149__willbeheldinTokyo.

　　Questions147-149refertothefollowingarticle.

　　148.

　　Aopen

　　Bopens

　　Copened

　　Dopening

　　A

　　题目来源于托业网站英语个人模考测试.

　　个人认为应该C是正确答案,

　　对不起···当我把问题贴上来时,我自己马上就知道原因了.

　　因为OPEN在这里是做形容词用.

　　A是正确答案.

　　如果选C,则代表被动语态,不适合语境.

　　但是没有在百度上取消问题的功能.