81.   At UA, students can learn from professors who are doing cutting-edge research, he said.

82.   At the end of the time, my son was born, at a time when I was doing research on the victims of Hiroshima.

83.   At the time, Smith was doing research that required that he change one amino acid in a particular protein.

84.   Bach, doing dutiful research to heighten familiar reminiscences, has assembled an interesting, evocative and by no means uninteresting account of an inimitable character.

85.   Because there are so few patients involved, few other scientists, let alone drug companies, were attracted to the idea of doing research on Lambert-Eaton.

86.   Because XP is so rare, little scientific research is being done.

87.   Before the trip, Jerry Fillebrown did some research.

88.   Before you decide to use your primary source of transportation as your next home fix-it victim, do a little research.

89.   Before you meet with senior management, do some research.

90.   Before you refuse to deliver the paper, perhaps you should do some research as to what this really entails.