• 2022-06-11
    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