题目内容：

请根据汉语意思或英文首字母填写单词。

71. Studies show people are more __________ (可能的)to suffer from back problems if they always sit before computers.

72. The m_________ of us voted for Mr.Red, who then became chairman of the committee.

73. The vice president indicated that all a______ for the post should have a master’s degree.

74. Dust will ____________(堆积) in a deserted house.

75. He was c______ down when the procedure he had used to produce a mammal clone ended in failure.

76. Some countries began to reform their legal systems and _______ (禁止) research into human cloning.

77. Every time I returned after an ________ (缺席), I felt stupid because I was behind the others.

78. What a sweet victory to be _______ (嫉妒) by those women.

79. Sit o_______ the street and watch the parade go by.

80. The chemist a________ the coffee and found it contained poison.