The stout fellow over there is __________ the great magician, Charlie Cheng, himself.
A. none other but
B. no other than
C. none other than
D. no one but
Tom took（）his father.
A. off
B. after
C. in
D. out
When she graduates from the university this summer, Mary ________ here for four years.
A. will be studying
B. will have studied
C. will study
D. studies
软件的生命周期包括计划阶段、________。
A. 开发阶段与测试阶段
B. 研究阶段与使用阶段
C. 开发阶段与运行阶段
D. 运行阶段与维护阶段
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