某女，36岁。童年时有关节疼痛病史。近1年来时常感到心悸、疲倦。查体：叩诊心浊音界呈梨形，心尖部可听到舒张期隆隆样杂音。其诊断是

A．病毒性心肌炎

B．风湿性心肌炎

C．风心病二尖瓣狭窄

D．风心病二尖瓣关闭不全

E．风心病主动脉瓣狭窄

—_____ that he picked up his uncle at the airport?

—It was at 6:00 in the afternoon _____ he got off work.             

A．Was it when; that

B．When was it; that

C．Was it when; when

D．When was it; when