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【单选题】
要创建一个到UseNet新闻组的链接,下面正确的句法是( )。A.
新闻组
B.
新闻组
C.
新闻组
D.
新闻组
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】用来滤除混在液压油中的各种杂质,使进入液压系统的油液保持一定的清洁度,从而保证液压元件和液压系统安全可靠地工作的元件是
A.
过滤器
B.
油箱
C.
密封件
D.
管接头
【简答题】压力疗法的注意事项?
【简答题】使用压力疗法治疗瘢痕的原则及注意事项是?
【多选题】Which of the following sentences are appropriate with the word “monopoly”?
A.
Because the state tried to enforce a monopoly on ideas, intellectuals were both at great risk and terrifically influential.
B.
It was not easy to persuade the monarchy to let go of its monopoly of power.
C.
It is poor families who are usually stuck with the worst consequences of school monopoly and bureaucratization.
D.
Tax concessions for new companies and the end of the state monopoly on import-export trade were also announced.
【单选题】What is the main idea of the passage?
A.
Let's play monopoly.
B.
The NCAA is the best monopoly.
C.
The U.S. Postal Service is the best monopoly.
D.
Competing to be the best monopolist.
【单选题】The inefficiency associated with monopoly is due to
A.
underproduction of the good.
B.
the monopoly's profits.
C.
the monopoly's losses.
D.
overproduction of the good.
【简答题】适用于配置标准中等的场合综合布线系统的等级是( )。 A)基本型 B)增强型 C)综合型 D)中等型
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