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【判断题】
若不使用MCS-51片内存器引脚EA必须接地.A.
正确
B.
错误
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【单选题】1985年起，我国开始以国有企业改革为重点的城市改革，1992年后国有企业改革加快了步伐，大中企业向建立现代企业制度迈进。促使其改革步伐加快的主要因素是（）
A.
十一届三中全会的召开
B.
公司制、股份制的推行
C.
提出建立社会主义市场经济体制
D.
确立以公有制为主的多种所有制经济
【单选题】There is a police car in front of our neighbor's house. What do you suppose ______? [ ]
A.
did happen
B.
has happened
C.
is happen
D.
has been happened
【简答题】Do you suppose Darwin, one of the greatest scientists of all time, really did foolish experiments? Or did he do experiments that were so and basic that other people just thought they were fooli...
【简答题】Do you suppose Darwin, one of the greatest scientists of all time, really did foolperiments? Or did he do experiments that were so and basic that other people just thought they were foolish?...
【简答题】双绞线,同轴电缆,光纤是属于( )传输介质
【多选题】弗洛伊德认为美是什么?
A.
美是根植于性冲动中的
B.
美是对于艺术在哲学层面的探讨
C.
美是艺术家心目中非物质的内在观念再现
D.
美是潜意识的本能和性的欲望的表现
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