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【单选题】
通常所说的计算机运算速度是指每秒钟所能执行的指令条数，一般用( )来描述。A.
一万条指令/秒
B.
千万条指令/秒
C.
十万条指令/秒
D.
百万条指令/秒
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皮皮学刷刷变学霸
举一反三
【单选题】下列关于静摩擦力的说法中正确的是
A.
两个相对静止的物体间一定存在静摩擦力
B.
受静摩擦力的物体一定是静止的
C.
静摩擦力一定比滑动摩擦力大
D.
静摩擦力也可能为物体提供动力
【单选题】We brought ______ at the football match.
A.
sentiments
B.
refreshments
C.
regimes
D.
regiments
【单选题】As we all know,English a lot of words from French. [ ]
A.
brought about
B.
brought up
C.
brought down
D.
brought in
【简答题】The computer has brought about surprising technological changes ________ we organize and produce information. A) in a way B) in the way C) in that way D) in no way
【单选题】We'd been ________ to think that borrowing money was bad.
A.
brought forward
B.
brought about
C.
brought out
D.
brought up
【单选题】The Internet has __________ big changes in the way we work.
A.
brought about
B.
brought in
C.
brought up
D.
brought back
【单选题】. When we were young, we were brought up by our parents to _______ the table manners both at home and in public.
A.
determine
B.
observe
C.
announce
D.
control
【单选题】Until now we have ______many improvements in women's employment.
A.
brought out
B.
brought up
C.
brought forward
D.
brought about
【判断题】首先双方参加人员进入签字厅,各就各位。接着助签人员递上文本,签字人在本方保存的文本上签字,然后由助签人员相互传递文本;签字人在对方的文本上签字,由签字人互相交换文本并相互握手,其他人员掌声表示祝贺。
A.
正确
B.
错误
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