计算机中所有信息以二进制表示,其主要理由是________。
A. 节省器材
B. 运算速度快
C. 物理器件性能所致
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We took a contrary view, but we have to implement and__________ (force)the law passed by Congress.
Thomas Jefferson was a leading__________ (create)of the U.S. Constitution.
He is__________ (habit)late for school;he is never on time.
Could you give me a quick__________(explain)for how it works?