【34.Asurvey_______in2002bytheComputerSecurityInstitute,aprivateorganizationintheUSA,showedthat90percentofthe503biggestcompaniesandgovernmentdepartmentsquestioned_______theirsecuritysystems_______intointhepreviousyea】
34.Asurvey_______in2002bytheComputerSecurityInstitute,aprivateorganizationintheUSA,showedthat90percentofthe503biggestcompaniesandgovernmentdepartmentsquestioned_______theirsecuritysystems_______intointhepreviousyear.
A.conducted;had;brokeB.conducted;hadhad;broken
C.wasconducted;hadhad;brokenD.tobeconducted;had;broke
我知道选择B请问整句的主谓宾分别是什么,其次这个整句的宾语中也有个从句,从句的主谓宾结构是什么,questioned是什么成分?最后翻译一下,