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【单选题】
画一个圆与三个对象相切 , 应使用 Circle 中哪一个选项A.
相切、相切、半径
B.
相切、相切、相切
C.
3 点
D.
圆心、直径
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【简答题】绘制电气图时,连接线一般采用____,无线电信号通路采用____,并且应尽量减少不必要的连接线,避免线条交叉和弯折。
【单选题】Which of the following (下面) is right ? ______
A.
Tile old man carded an umbrella instead of (代替) his walking stick
B.
Mr. Green abd the old man were good friends
C.
The old man boowed an umbrella from Mr. Green
【单选题】Mr Benn could start the new job in ______.
A.
two weeks.
B.
four weeks.
C.
six weeks.
【简答题】绘制电气图的时候,连接线一般采用( ),无线电信号通路采用( ),并且应该尽量减少不必要的连接线,避免线条( )和( )。
【单选题】'In the 1980s, the government promoted early retirement' is cited in Paragraph 2 as an example to
A.
show why older workers were less productive.
B.
illustrate the poor condition of keeping the old people in workforce in France.
C.
compare the condition of old people between France and the other developed countries.
D.
assess the policy of France government at that time.
【单选题】某个U盘上已经感染有病毒,为防止该病毒传染计算机系统,正确的措施是()
A.
删除该U盘上的所有程序
B.
给该U盘加上写保护
C.
将该U盘防止一段时间后再使用
D.
将U盘重新格式化
【简答题】铁路旅客运输的基本任务是什么?
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