This near-tripling of oil prices calls up scary memories of the 1973 oil [u]shock[/u], when prices quadrupled, and 1979-80, when they also almost tripled. A: 休克 B: 打倒 C: 震惊 D: 冲击

This near-tripling of oil prices calls up scary memories of the 1973 oil shock,[u]      [/u]prices quadrupled, and 1979-80,[u]      [/u]they also almost tripled. 未知类型：{'label': 'questionDesc', 'content': '选择合适的关系词填入空格', 'isMemberControl': 0, 'type': 181} A: which,when B: when,when C: that,when D: that,that