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【单选题】
电路如图 1 所示, 若电压源的电压 Us 〉1V, 则电路的功率情况为( )。A.
电阻吸收功率, 仅电流源供出功率 。
B.
电阻吸收功率, 仅电压源供出功率。
C.
电阻吸收功率, 电压源与电流源同时供出功率。
D.
电阻不吸收功率, 电压源吸收功率, 电流源供出功率。
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举一反三
【单选题】Students’ overall development is the motivation and goal of the English curriculum. Therefore, its objectives, the teaching process, the assessment procedures as well as the development of teaching re...
A.
knowledge-centered approach
B.
learner-centered approach
C.
reading-centered approach
D.
speaking-centered approach
【多选题】下列关于我国著名古桥的说法中,正确的是( ) 2016
A.
卢沟桥桥身两侧望柱的柱头上均雕刻伏卧石狮，大小 501 个
B.
风雨桥是木石结构的廊桥，是苗族文化在建筑艺术上的结晶
C.
洛阳桥是我国古代梁氏石桥，北宋由郡守蔡襄主持建造
D.
湘子桥距今有 800 余年历史，是我国第一座启闭式桥梁
E.
赵州桥建于隋开皇年间，由著名工匠李春设计建造
【简答题】A. 下列 _____是属于重箱交接的内容。 B. 封志完整无误 C. 箱号清晰 D. 水密
【单选题】A company’s _____ consists of its suppliers, marketing intermediaries, customers, competitors, and publics.
A.
macroenvironment
B.
microenvironment
C.
business environment
D.
marketing environment
【单选题】Teaching resources are always __________ to those who are ready to make best use of them.
A.
available
B.
acquire
C.
passion
D.
pledge
【简答题】A company’s _____ consists of its suppliers, marketingintermediaries, customers, competitors and publics.A. macroenvironment B. microenvironment C. business environment D. marketing environment
【判断题】请判断以下句子正确否。 Last but not least,you are a very diligent person ,I believe you can make full use of good teaching resources here.
A.
正确
B.
错误
【单选题】A marketing channel that consists of one or more intermediaries is known as a(n) ________ marketing channel.
A.
direct
B.
indirect
C.
upstream
D.
looped
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