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【单选题】
在不同的历史时期,人民群众有着不同的内容,包含着不同的阶级、阶层和集团,但其中最稳定的主体部分始终是从事()的劳动群众。A.
物质资料生产
B.
社会改革
C.
社会革命
D.
科技革命
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反馈参考答案：
举一反三
【简答题】In this section, there is a passage with 10 blanks. You are required to select one word for each blank from a list of choices given in the word bank following the passage. Read the passage through car...
【简答题】I. Read the following statements and decide whether they are true (T) or false ( F ) 1. People in different parts of Britain like to use the name England to refer to their country. 2. The Severn River...
【单选题】Self-test I . Language in Use Choose the appropriate word or expression to fill in each blank. She has the ability to __________ with young minds.
A.
engage
B.
participate
C.
involve
D.
evolve
【单选题】I . Language in Use Choose the appropriate word or expression to fill in each blank. 1. We should _________ oil and gas by making full use of other energy sources.
A.
reserve
B.
conserve
C.
maintain
D.
sustain
【简答题】In this section, there is a passage with 10 blanks. You are required to select one word for each blank from a list of choices given in the word bank following the passage. Read the passage through car...
【判断题】集成运算放大器，当工作在线性区时，有两个特点：同相输入端电位等于反相输入端电位（称为虚短）；同相输入端电流等于反相输入端电流且等于零（称为虚断）。
A.
正确
B.
错误
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