国开题库
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【标准答案】MCS-51单片机中的位地址00H～7FH，指的是（ ）单元中各位的位地址。
#A.片内RAM 00H～1FH#B.片内RAM 20H～2FH#C.片内RAM 80H～FFH#D.片外RAM0020H～002FH
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【标准答案】If fewer cars are permitted to be used in the city. People will see it _________threatening their freedom.
#A.as#B.in#C.for
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【标准答案】MATLAB是矩阵实验室（Matrix Laboratory）的英文缩写，它是以矩阵运算为基础的，适合于科学计算、工程计算和仿真等需求的数学软件系统。
#A.正确#B.错误
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【标准答案】It is said that the __________ developments strongly support this argument.
#A.consequent#B.subsequently#C.subsequent
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【标准答案】If demand is rising but the firm __________ from communication failure, then stocks will fall and there will be understaffing.
#A.has been suffering#B.is going to suffer#C.is suffering
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【标准答案】MATLAB命令窗口是用户与交互的窗口，用于输入命令或程序，运行函数或M文件。
#A.正确#B.错误
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【标准答案】It is said that ______ 2000 factories were closed down during the economic crisis.
#A.properly#B.approximately#C.considerably
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【标准答案】If a space elevator is built, what can't be built by us?
#A.Cities on the moon.#B.Space stations.#C.Skyscrapers in space.
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【标准答案】MATLAB多条命令不可以放在一行。
#A.正确#B.错误
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【标准答案】It is said that _____ boys in your school like playing football in their spare time, though others prefer basketball.
#A.quite a lot#B.quite a few#C.quite a little
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