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【单选题】
实验测得有源二端网络在关联参考方向下的外特性曲线如图 4.7 所示,则其戴维南等效电路的参数为( )。
A.
U O C = 2V R i = 1 Ω
B.
U O C = 2V R i = 0.5 Ω
C.
U O C = 4V R i = 2 Ω
D.
U O C = - 2V R i = 2 Ω
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举一反三
【单选题】Which of the following is the advantage of pair work?
A.
It is an ideal way to show materials and do presentations together.
B.
It allows students to work together rather than  under teachers' guidance.
C.
It reinforces a sense of belonging among a group of members.
D.
It is very stressful.
【多选题】社会主义核心价值观的提出,生动地展现了中国共产党和中华民族高度的( ).
A.
价值自信
B.
价值追求
C.
价值自觉
D.
价值实现
【简答题】Talking, dancing, playing a --all of these activities allow you to with other people.
【判断题】社会主义核心价值观的提出,鲜明确立了近现代中国的核心价值理念,生动展现了中国共产党和中华民族高度的价值自信与价值自觉。
A.
正确
B.
错误
【单选题】不能耸肩是由于哪块肌麻痹所致
A.
背阔肌
B.
冈下肌
C.
冈上肌
D.
斜方肌
E.
三角肌
【单选题】The main advantages of using pair work and group work include: more language practice, students are more involved, students feel secure, and ____.
A.
the teacher cannot control the language spoken
B.
students help each other
C.
it is not likely to reduce the noise
D.
the mistakes can be reduced
【单选题】下列选项中,()不属于管理有效性思想。
A.
不惜成本管理思想
B.
对环境因素的观察
C.
以人为本思想
D.
科学管理思想
【单选题】社会主义核心价值观的提出,鲜明确立了当代中国的核心价值理念,生动展现了中国共产党和中华民族高度的( )。
A.
道路自信与信仰自觉
B.
民族自信与文化自觉
C.
前途自信与思想自觉
D.
价值自信与价值自觉
【简答题】听下面一段话,回答1-3题。 1.What are the two speakers talking about? A.A dancing party. B.The dinner. C.Their best friend. 2.Which of the following drink isn't included? A.Coffee. B.Wine. C.Tea. 3.What will happ...
【单选题】Which of the following is the time when students work in a pair?
A.
When all the students are under the control of the teacher
B.
When students work in pairs on an exercise or a task
C.
When students work in small groups
D.
When students are expected to work on their own at their own speed
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