根据句子意思和所给首字母或中文提示，在标有题号的横线上写出一个英语单词的完整、正确形式，使句意通顺。
81. The d__________ of life is truly amazing, but all living forms also share certain similarities.
82. My dear, don’t lose heart! Everyone has their s__________ and weaknesses. No one is perfect.
83. The thief t__________ with terror when questioned about the case.
84. It rained heavily the whole night. C__________, the town was flooded.
85. A sudden change in temperature t__________ to bring rain or snow.
86. We should encourage the students to develop their __________（潜在的）abilities.
87. Tom was __________ (任命) as manager of the company last month.
88. He just __________ (匆匆浏览) through the headlines because he was too busy to read the whole newspaper.
89. We should call him to make sure of the __________ (确切的) time he will arrive so that we can pick him up.
90. People ran out of the hotel in __________ (惊慌) when it caught a big fire.
