根据下列句子语境及所给汉语注释，在句子右边的横线上写出空缺处各单词或词组的正确形式。（注：71至76题为单词填空；77至80为词组填空。每空限填一词，词组少填或错填均不得分。）

71. _________ (失败)in one examination should not stop you trying again.

72. Americans are fond of bottled _________(矿物质) water.

73. Which team will you _________ (支持)in the coming football match?

74. We need stamps and_________ (信封) to send letters.

75. We have_________ (受益) a lot from reading English novels.

76. The dog_________ (咬) him and made his hand bleed.

77. It's impossible to know _______ ________ (预先) what will happen.

78. Keeping a balanced diet keeps us _______ ______(不得) diseases.

79. Many animals are________ ________ (灭绝)as a result of global warming.

80. The universe began with a “Big Bang” that threw matters ____ ____ _____(向四面八方).