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【单选题】
只受重力作用的物体,当重力对物体做正功时,物体的( )A.
重力势能一定增加
B.
重力势能一定减小
C.
动能不变
D.
动能减少
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反馈参考答案：
举一反三
【简答题】Hessy's mother found that (17)_________________ to believe.
【简答题】A SWOT diagram ______________ or business venture by focusing on each of these factors. it typically consists of four boxes one for each area but the exact shape may vary depending on the design.
【简答题】用动词的正确形式填空。 1、Mike (come) from America. 2、Mr Smith (live) in China now. 3、The policeman (not know ) the way to the history museum. 4、How many students (be) there in the school? 5、There (be) a desk and...
【简答题】Fill in the blanks with the proper form of the verb and translate them into Chinese. (用动词的正确形式填空并翻译整句话。) 1. Raising standards of literacy (be) the government’s priority. 2. To rear a child alone (be) ...
【多选题】Which of the following topics have been covered in the video?
A.
what is SWOT analysis for
B.
How Americans use SWOT analysis
C.
the various elements of SWOT analysis
D.
why is SWOT analysis populous
E.
considerations of building a SWOT diagram
F.
how to getstarted doing it
G.
what can employees do for a SWOT analysis
【单选题】关于量子力学与经典物理的关系,论述正确的是( )
A.
量子力学只适用于微观领域，而经典物理只适用于宏观领域
B.
经典物理对于宏观领域严格成立，而量子力学对于宏观和微观领域都严格成立
C.
量子力学既适用于微观，又适用于微观领域。但在宏观领域中，由于量子效应很小，经典物理虽然近似成立，但更简捷，因此比量子力学应用更广泛
D.
其他答案都不对
【简答题】Fill in the blanks with the proper form of the verb and translate them into Chinese. ( 用动词的正确形式填空并翻译整句话。 ) 2. To rear a child alone (be) challenging to any parent.
【简答题】用所给动词的正确形式填空。 1. Every day, Simon ______ (spend) two hours ______ (do) his homework. 2. This pair of jeans______ (be) too small for me. 3. When he ______ (be) a child, he ______ (want) to become a do...
【多选题】Risksanalysistechniquesinclude ( )
A.
SWOT analysis
B.
Data Flow Diagram
C.
Probability and Impact Matrix
D.
Assumption and constraint analysis
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