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【判断题】
能够将高级语言源程序加工为目标程序的系统软件是编译程序。()
A.
正确
B.
错误
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举一反三
【判断题】“燕子石”常见于山东地区的寒武纪地层。
A.
正确
B.
错误
【单选题】与120°边相同的角是( )
A.
-600°+k·360°,k∈Z
B.
-120°+k·360°,k∈Z
C.
120°+(2k+1)·180°,k∈Z
D.
660°+k·360°,k∈Z
【简答题】润滑脂的主要物理性能指标是 _______________ 和 _______________ ;动压润滑轴承润滑油最重要的性能指标为 ____________________ 。
【判断题】Judy counld not understand the meaning of "ID ten T" at first.
A.
正确
B.
错误
【单选题】润滑油最重要的一项物理性能指标为____。(10分)
A.
油性
B.
粘度
C.
凝点
D.
闪点
【判断题】“燕子石”常见于山东地区的寒武纪地层
A.
正确
B.
错误
【单选题】2 What are the two general levels of usage for language?
A.
Polite and impolite language.
B.
Textbook and conversational language.
C.
Formal and informal language.
D.
Spoken and written language.
【单选题】-What!Ten minutes ago you told me there were no rooms. You just gave one to that man! -You ________ to understand, sir. That man has a reservation. [     ]
A.
didn't seem
B.
don't seem
C.
haven't seemed
D.
hadn't seemed
【单选题】2 What are the two general levels of usage for language? A. Polite and impolite language. B. Textbook and conversational language. C. Formal and informal language. D. Spoken and written language.
A.
B.
C.
D.
D
【单选题】与120°终边相同的角是
A.
-600°+k×360°,k∈Z
B.
-120°+k×360°,k∈Z
C.
120°+(2k+1)×180°,k∈Z
D.
660°+k×360°,k∈Z
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