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【判断题】
word表格排序时,只能添加两个关键字,即主要关键字和次要关键字。
A.
正确
B.
错误
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【判断题】C 语言中数组必须先定义再使用。
A.
正确
B.
错误
【单选题】I ______letters from my daughter since she left.
A.
don't receive
B.
haven't received
C.
didn't receive
【判断题】国家标准是最高级别标准,企业标准技术指标不得低于国家标准。
A.
正确
B.
错误
【单选题】The secretary________letters all the afternoon and there are still two letters to finish. [      ]
A.
is typing
B.
had type
C.
has been typed
D.
has been typing
【多选题】以下哪些方面的国家标准是强制性国家标准:
A.
保障人体健康方面的国家标准
B.
保障人身安全的国家标准
C.
保障财产安全的国家标准
D.
行政法规规定强制执行的国家标准
【单选题】国家标准是“由国家标准团体制定并公开发布的标准”。( )
A.
正确
B.
错误
【单选题】1941年5月,毛泽东在《改造我们的学习》报告中,作了马克思主义界定的是( )
A.
解放思想
B.
实事求是
C.
求真务实
D.
理论联系实际
【简答题】阅读理解。 What do pen pals write in the letters? In the children's letters, they often write about their school days, hobbies, and favorite stars. They may be from different(不同的)countries, and they may ha...
【简答题】Which of the following doesn't Mafia complain about? A) Typing letters outside marketing. B) Typing records of meetings. C) Giving out the letters. D) Extra work she is expected to do.
【判断题】Priestly doesn’t like Lamb’s letters. ()
A.
正确
B.
错误
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