相关ItwasApril292011的文学知识

问题详情：ItwasApril29,2011________PrinceWilliamandKateMiddletonwalkedintothepalacehalloftheweddingceremony.A．that    B．when C．since       D．before【回答】*：B解析：该从句的先行词是April29,2011，其后...