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【单选题】
联合国是当代国际社会中最具世界影响力的国际组织。至 2015 年 , 联合国已经拥有 193 个会员国。联合国的宗旨是 ( )A.
建立国际政治经济新秩序
B.
反对霸权主义和强权政治
C.
维持国际和平及安全
D.
坚持和平共处五项原则
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反馈参考答案：
举一反三
【单选题】Which two statements about packages are true?
A.
Packages can be nested.
B.
You can pass parameters to packages.
C.
A package is loaded into memory each time it is invoked.
D.
The contents of packages can be shared by many applications
【单选题】听力原文：M: Hello, I have some packages here for Kelly Martino. Is this her office? W: Yes, but she's in the middle of the meeting at the conference room now. She' ll probably be back in an hour. M: Would...
A.
The delivery
B.
The meeting
C.
The signs
D.
The workload
【单选题】--Excuse me. I'd like to know the packages of Lebara. --___________
A.
I'm sorry to hear that.
B.
I often call my family in China.
C.
Sure.
【单选题】Ron intends to sell special round-trip airline ticket packages for $200 each that he purchases from the airline carrier for $150 each. The airline will reimburse Ron for any unsold ticket packages. Fi...
A.
34 packages
B.
50 packages
C.
100 packages
D.
200 packages
【简答题】MM440变频器由微处理器控制,并采用( )作为功率输出器件。
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