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【单选题】
计算机主频周期是指（）A.
指令周期
B.
时钟周期
C.
存取周期
D.
CPU周期
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反馈参考答案：
举一反三
【单选题】下列交际用语使用不得体的一项是( )
A.
还书用语：大作拜读完毕，兹原物奉还。
B.
请柬用语：3月4日是小女满月之喜，本人略备菲酌，敬请各位光临。
C.
情景对话：“令郎贵庚？”“犬子今年29岁。”
D.
回函用语:如不出意外,本人届时定当拔冗出席.
【单选题】Two main lubricating oil pumps are usual and are obligatory in _____.
A.
container ships
B.
bulk carriers
C.
passenger ships
D.
barges
【单选题】听力原文： A 'typical' British family used to consist of mother, father and two children, but in recent years there have been many changes in family life. Some of these have been caused by new laws and oth...
A.
High rate of divorce in Britain.
B.
Generation gap in Britain.
C.
Changes in family life in Britain.
D.
One-parent families in Britain.
【单选题】“十二五”时期，实施更加积极的就业政策，要大力发展（ ）。
A.
劳动密集型产业、服务业
B.
服务业、小型微型企业
C.
劳动密集型产业、小型微型企业
D.
劳动密集型产业、服务业和小型微型企业
【简答题】合格品直接分拣入()。
【单选题】A ____ in the hand is worth two in the bush. (prov.)
A.
bird
B.
pigeon
C.
eagle
D.
Sparrow
【单选题】听力原文： A 'typical' British family used to consist of mother, father and two children, but in recent years there have been many changes in family life. Some of these have been caused by new laws and oth...
A.
Different social attitudes and greater life span.
B.
Changed divorce and remarriage rates.
C.
Sense of independence and different tastes of life.
D.
Less interest in family life.
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