根据句意，用所给单词的适当形式填空。

81. The emperors used to _____ (spend) their summers in the Summer Palace

82. If you tell him the        (true), he’ll be angry, but at least you should prove how honest you are.

83. Marie Curie received the Nobel Prize __________(two) during her lifetime.

84. ____________ (luck). Yao Ming was badly hurt again.

85. The doctors and nurses are trying their best to save the ____________ (die) patient.