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【多选题】
关于I/O通道的叙述正确的有:A.
I/O通道是一种特殊的处理机。
B.
I/O通道可以把CPU从繁忙的I/O操作中解脱出来。
C.
I/O通道可以执行任意指令。
D.
通道与CPU共享内存。
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举一反三
【单选题】Television is another major instrument of communication, us to see as well as to hear the performer.
A.
permitted
B.
to permit
C.
permitting
D.
being permitting
【单选题】Telephone is a major instrument of communication, ______ us to hear as well as to see the speaker.
A.
permitted
B.
being permitting
C.
to permit
D.
permitting
【简答题】Passage three: (1) Scottish customs and traditions cover a very wide range of topics. Everything from kilts to golf, bagpipes to whisky, Celtic crosses to Protestant missionary work, the "second sight...
【简答题】Television is another instrument of communication, (allow)________ us to see and hear the performance at the same time.
【简答题】甲公司为母公司，乙公司为其子公司，以下说法不正确的是( ) A．甲公司与乙公司之间必定存在控股关系 B．乙公司没有自己独立的资产 C．乙公司因被甲公司控制，故在法律上无独立人格 D．乙公司可能具有法人资格，亦可能不具有法人资格
【简答题】 Sections C Directions: In this section, you will hear a passage threetimes. When the passage is read for the first time, you should listen carefullyfor its general idea. When the passage is read for...
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