根据所给首字母或中文提示写出适当的词。(共10小题；每小题1分，满分10分)
76. In my o____________, it was foolish of him to commit suicide.
77. Did the medicine have any e________ on his disease?
78. It is our ______________ (传统的) custom to celebrate the Spring Festival.
79. After the ceremony , the guests can ________(出席)a wedding reception , which is usually a huge party and can last through　the night .
80. The students ____________ (抱怨) that they didn’t have enough sleep.
81. He fell off the bike , _____.(幸运地)he was not hurt seriously.
82. Tom g __________ from a college in 1980 and got a job in a local government.
83. As a student, it is good for us to c________ learning with fun.
84. Before she stepped onto the stage to make a speech, she gave me a _____ （自信的） smile.
85. When our English teacher wants somebody to answer his question, he will raise his hand and ask, “ Any v ________ ?”