问题补充：
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.
答案：
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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
