82. The boy____________(偷) the man' s wallet yester­day.

81. Cousteau encouraged everyone to take part in protec­ting our lakes,　 rivers,　 seas,　 and _____________( 海洋).

80. Mallory and Irvine climbed slowly up____________(朝) the top.

79. Would you please tell me if there is a____________(航班)at 8:00 in the morning?

78. In the middle of the concert, Max had an__________(事故).

77. The trees stop the wind from____________( 吹) the earth away.

76. Is the weather____________(有雾的 )or cloudy?

75. Who can____________(解决)this problem?

74. Computers are____________(广泛地) used in many fields.

根据下列各小题括号里的汉语提示和句子的意思，在空格里写出一个恰当形式的单词。

73. The book who moved my____________(奶酪 ) is a very good one , I think.