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【单选题】
一个输出电压几乎不变的设备有载运行,当负载增大时,是指A.
负载电阻增大
B.
负载电阻减小
C.
电源输出 的 电流增大
D.
电源输出的电流不变
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反馈参考答案：
举一反三
【单选题】If we say 'remembered history', what does that mean?
A.
History based on a person' s imagination.
B.
Stories of important happenings passed down from mouth to mouth.
C.
Songs and dances about the most important events.
D.
Both B and C
【单选题】甲状腺功能亢进的发病机制与下列哪项因素有关
A.
抗甲状腺胶质抗原的抗体
B.
抗促甲状腺受体的抗体
C.
抗甲状腺球蛋白的抗体
D.
抗甲状腺细胞微粒体的抗体
E.
以上均不对
【单选题】What does the woman mean?
A.
She's not interested in history.
B.
She's a history student.
C.
She will study history in the future.
【单选题】甲状腺功能亢进的发病机制与下列哪项因素有关
A.
抗甲状腺胶质抗原的抗体
B.
抗促甲状腺受体的抗体
C.
抗甲状腺球蛋白的抗体
D.
抗甲状腺细胞微粒体的抗体
E.
抗乙酰胆碱受体抗体
【多选题】What are the four questions raised in the text History’s Nature?
A.
What is history
B.
What is history about
C.
How does history proceed
D.
What is history for
【单选题】What is history? Every historian would agree, I think, that history is a kind of research or inquiry. Generically it belongs to what we call the sciences: that is, the forms of thought whereby we ask ...
A.
it belong to genetics
B.
it puts known facts in one pattern or another
C.
it raises questions and seeks to answer them
D.
it collects facts already known
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